四川省外国语大学附属外国语学校2019-2020学年高一英语下学期期中试题（含解析）.doc

1、四川省外国语大学附属外国语学校2019-2020学年高一英语下学期期中试题（含解析）注意事项:1. 本试卷分第卷(选择题，1 至 9 页)和第卷(非选择题，9 至 10 页) 两部分；考试时间 120 分钟；满分 150 分。2. 全部答案在答题卡上完成，答在本试卷上无效。3.答题前，考生务必将自己的姓名、准考证号等填涂在答题卡指定的位置。第卷 选择题部分第一部分 听力(共两节，满分 30 分)做题时，先将答案标在试卷上。录音内容结束后，你将有两分钟的时间将试卷上的答案转涂到答题卡上。第一节(共 5 小题；每小题 1.5 分，满分 7.5 分)听下面 5 段对话。每段对话后有一个小题，从题中所

2、给的 A、B、C 三个选项中选出最佳选项，并标在试卷的相应位置。听完每段对话后，你都有 10 秒钟的时间来回答有关小题和阅读下一小题。每段对话仅读一遍。1.【此处可播放相关音频，请去附件查看】Where does the woman come from?A. Mexico.B. Spain.C. The United States.【答案】A【解析】【原文】W:Hi. Glad to meet you. Im an exchange student from Mexico.M:Cool. Could you help me practice my Spanish when youre in t

3、he United States? W:Sure. Its my pleasure.2.【此处可播放相关音频，请去附件查看】How will the man send his application?A. By fax.B. By post.C. By e-mail.【答案】C【解析】【原文】M: Hello, Adventure Club? Are you accepting applications by fax? W: No. You can send it by e-mail or by post.M: Oh, Id like the former.3.【此处可播放相关音频，请去附件查

4、看】What could the woman be?A. A teacher.B. A secretary.C. A nurse.【答案】B【解析】【原文】W:Mr. Robert, Mr. James from Marketing Department would like to hear your opinion on this plan.M:Im meeting my doctor. Put the documents about the plan in my bag, would you please? Ill see him during my lunchtime.4.【此处可播放相

5、关音频，请去附件查看】How many children does the woman have?A. Two.B. Three.C. Six.【答案】A【解析】【原文】M:How many children do you have, Martha?W:Well. As a child, I always wanted to have six children. I actually have two but I have six grandchildren and a great-granddaughter who is three years old.5.【此处可播放相关音频，请去附件查看

6、】What has the man done?A. He has had a competition.B. He has painted a picture.C. He has filled in a form.【答案】B【解析】【原文】W:Your painting is great.M:Im happy you like it. Its for a competition. Ive got a form here to fill in.W:Right. Your hands are dirty M: from painting.第二节 (共 15 小题；每小题 1.5 分，满分 22.5

7、分)听下面 5 段对话或独白。每段对话或独白后有几个小题，从题中所给的 A、B、C 三个选项中选出最佳选项，并标在试卷的相应位置。听每段对话或独白前， 你将有时间阅读各个小题，每小题 5 秒钟；听完后，各小题将给出 5 秒钟的作答时间。每段对话或独白读两遍。听下面一段较长对话，回答以下小题。【此处可播放相关音频，请去附件查看】6. When will the film finish?A. At 4:30.B. At 5:00.C. At 5:20.7. Where will the speakers go before going home?A. To a cafe.B. To a libra

8、ry.C. To a shop.【答案】6. A 7. B【解析】【原文】M:Ive got the cinema tickets. The films at 2:30 this afternoon and lasts about two hours. We could have a hot chocolate at the cafe after it.W:Thatd be nice, but Ive got to get some information for my school project before I go home.M:Ill come and help you in the

9、 library if you want. I want to return a CD to the music shop but I could come back tomorrow to do that.W:OK.听下面一段较长对话，回答以下小题。【此处可播放相关音频，请去附件查看】8. What did the man think of his weekend?A. Boring.B. Tiring.C. Satisfying.9. What is the Italian city like?A. Ancient with a long history.B. Modern with ta

10、ll buildings.C. Crowded with heavy traffic.【答案】8. C 9. A【解析】【原文】W: Where did you go this weekend, John?M: I had a picnic with my family in the countryside. I also lay down on the grass and looked at the clouds in the blue sky. It was the happiest time of my life. How about you? Did you have a good w

11、eekend?W: Yeah. I visited an Italian city. There are no tall buildings or heavy traffic. M:Why?W: Its an ancient city with a history of two thousand years. The Italians dont want to change the ancient city into a modern one.听下面一段较长对话，回答以下小题。【此处可播放相关音频，请去附件查看】10. Where are the speakers?A. At home.B.

12、In a restaurant.C. In a supermarket.11. What do we know about the woman?A. She has taken too many products.B. She has eaten too much ice cream.C. She has spent too much money.12. How much is the soap?A. $0.99.B. $1.50.C. $3.【答案】10. C 11. A 12. B【解析】【原文】W: Well, dear, I got a few things that arent on

13、 the list.M: I can see that! Youre not shopping for an army, you know. W:You know I always do this when Im hungry.M: Well, lets see what you have here. W: Some nice, fresh apples for only 99 cents.M: Thats OK. But why do you have all these cookies?W: I dont know. They just look so delicious. Dont yo

14、u like them? M: Oh, I suppose. I hope you dont forget the soap here.W: Sure - a large one, and only $1.50.M: Good. That steak looks really expensive.W: Well, it isnt. Its just $3 a pound.M: Whats this? More ice cream? We already have a lot at home. Put it back and hand me my wallet.听下面一段较长对话，回答以下小题。

15、【此处可播放相关音频，请去附件查看】13. What are the speakers talking about?A. Room decoration.B. A family get-together.C. Preparations for a surprise party.14. What is the relationship between the speakers?A. Father and daughter.B Husband and wife.C. Mother and son.15. What will the man do on the 22nd of next month?

16、A. Go out for dinner.B. Go to see a movie.C. Meet his friends.16. How will the woman prepare food?A. Shell cook it herself.B. Shell have her friends do it.C. Shell order it from a restaurant.【答案】13. C 14. A 15. B 16. C【解析】【原文】M: OK, kid, whats so important that we have to meet in secret?W: Well, its

17、 about the 22nd of next month. Id like to have a surprise party for Mum but I need your help. I thought that maybe you could take her to a movie, you know, just the two of you. Then while youre away I can decorate the family room and invite lots of friends.M: That sounds great but how do I manage to

18、 get her back without going out to dinner after the movie?W: Oh, thats easy. You just say that you want to pick me up in order to make it a family celebration. After the movie, you send Mum in to get me and when she comes in the front door everyone shouts “Happy birthday” to surprise her.M: What abo

19、ut food? You dont have time to cook it yourself, do you?W: Ill order everything to be sent from the restaurant nearby while you guys are enjoying the movie.M: Im so happy youve handled this so beautifully. Youve really grown up. Your mother will be very glad for what you will do.听下面一段独白，回答以下小题。【此处可播

20、放相关音频，请去附件查看】17. How did the speaker prefer to get scientific ideas?A. From magazines.B. From websites.C. From books.18. What field did the speakers team work in?A. Biology.B. Physics.C. Chemistry.19. What did the teacher advise the speakers team to do?A. Make the experiment as specific as possible.

21、B. Write each part of the process.C. Do enough experiments.20. What was the difference between the speakers team and the other teams?A. It designed a display.B. It took a lot of photos.C. It wrote about the experiment.【答案】17. B 18. A 19. C 20. B【解析】【原文】W: Last year our school entered a science fair.

22、 Our teacher gave us a few ideas and then we had to design a scientific experiment. We were divided into teams and had to decide which field we would work in, like chemistry, physics or biology. Our teacher suggested looking for more ideas in science magazines and books, but Id rather get the inform

23、ation online. My family home has a big garden and I like helping my father grow vegetables. So my team decided to focus on how the weather affected the growing process. We had to make our experiment as specific as possible, so we decided to think about whether the amount of rain received made a diff

24、erence to the vegetable size. Then we began to design our experiment. Our teacher pointed out that a single experiment wouldnt be enough to prove our theory. He suggested doing the experiment at least three times but in the end we only had time to do two. When wed written up each part of the process

25、, we had to design a display for the fair. We tried our best to present our information as well as we could. Whats more, wed taken lots of photos - none of the other teams did that! Finally, we came third in the competition which was great! It was just a really interesting project and I learned so m

26、any new things.第二部分 阅读理解(共两节，满分 40 分)第一节(共 15 小题；每小题 2 分，满分 30 分)阅读下列短文，从每题所给的 A，B，C 和 D 四个选项中，选出最佳选项， 并在答题卡上将该项涂黑。AOf all the American blockbusters, some popular movies are rolled out for the teenagers. With the preparation of popcorns, you can choose one of them for your teen to watch with you or

27、their friends.1. Dead Poets SocietyAn English teacher, called Mr. Keating, guides his students, who hope to be lawyers and doctors, to poetry and free-thinking. With each student coping with some issues, he urged them to set up Dead Poets Society for reading and writing poems.2. The Hunger GamesBase

28、d on a book by Suzanne Collins, the story set in Panem, a destroyed country in North America. Each year, boys and girls, coming from 12 districts of Panem, take part in Hunger Games. Broadcast alive, this competition is exciting because all the participants play the games against death.3. The Breakf

29、ast ClubIt begins with five students at the Shermer High School, Claire, a princess, John, a criminal, Andrew, an athlete, Brian, a bookworm and Allison, an unfortunate person, who are forced to spend 9 hours together on a Saturday. In spite of their differences, they find that their social problems

30、 are more similar than they think.4. Eighth GradeKayla is a shy, socially anxious girl trying to get by the last few weeks of middle school. She earns the “most quiet” girl title in school, but at home, she posts online self-help and motivational videos that not many people watch. Kayla is raised by

31、 her single father Mark, who tries to disconnect Kayla from the social media.21. Who helps teenagers form a Dead Poets Society?A. Mr. Brain.B. Mr. Keating.C. Suzanne Collins.D. Ms. Claire.22. Which film is adapted from a book according to the passage?A. Eighth Grade.B. Dead Poets Society.C. The Hung

32、er Games.D. The Breakfast Club.23. Whom is the passage most likely to be targeted at?A. Teachers.B. Teens.C. Friends.D. Parents.【答案】21. B 22. C 23. D【解析】【分析】这是一则广告。广告为父母推荐了四部适合青少年看的电影。【21题详解】细节理解题。根据1. Dead Poets Society中的An English teacher, called Mr. Keating, guides his students, who hope to be la

33、wyers and doctors, to poetry and free-thinking. With each student coping with some issues, he urged them to set up Dead Poets Society for reading and writing poems.可知，一位名叫Keating的英语老师，引导着他那些希望成为律师和医生的学生学习诗歌和自由思考。在每个学生都要处理一些问题的情况下，他敦促他们成立Dead Poets Society来阅读和写诗。由此可知，Mr. Keating帮助青少年成立了Dead Poets Soc

34、iety。故选B。【22题详解】细节理解题。根据2. The Hunger Games中的Based on a book by Suzanne Collins, the story set in Panem, a destroyed country in North America.可知，根据苏珊娜柯林斯的一本书改编，故事发生在北美一个被摧毁的国家Panem。由此可知，电影The Hunger Games改编自一本书。故选C。【23题详解】推理判断题。根据第一段Of all the American blockbusters, some popular movies are rolled ou

35、t for the teenagers. With the preparation of popcorns, you can choose one of them for your teen to watch with you or their friends.可知，在所有的美国大片中，一些受欢迎的电影是为青少年推出的。在准备爆米花的过程中，你可以选择其中一种让你的孩子和你或者他们的朋友一起观看。由此推知，这篇文章最可能是写给父母看的。故选D。【点睛】推理判断题要求在理解原文表面文字信息的基础上，做出一定的推理判断，从而得到文章的隐含意义和深层意义。推理判断题所涉及的内容可能是文中的某一句话，

36、也可能是某几句话，所以，推理题的答案只能是根据原文表面文字信息一步推出的答案：即对原文某一句话或某几句话所作的同义改写或综合。推理判断题的题干中通常含infer, suggest, imply, conclude, indicate等标志性词语。本题第3小题根据第一段Of all the American blockbusters, some popular movies are rolled out for the teenagers. With the preparation of popcorns, you can choose one of them for your teen to

37、watch with you or their friends.可知，在所有的美国大片中，一些受欢迎的电影是为青少年推出的。在准备爆米花的过程中，你可以选择其中一种让你的孩子和你或者他们的朋友一起观看。由此推知，这篇文章最可能是写给父母看的。故选D。BUpon first look, the world of business is no place for young women. And many people have told my cofounders and me that in many circumstances. Pessimistic though people are a

38、bout womens chances in conducting business, three of us female college students, without any experiences, started our business with a greatly aggressive goal: to set up a seaweed farm in North Carolina and grow as much seaweed as possible to help cut down carbon emissions (排放) and pollution filled w

39、ith nutrition from agricultural activities.In the beginning, our ideas were either ignored or mocked by the researchers from whom we sought help and advice. But we carried on with our researchif others wouldnt provide us with answers, we werent afraid to try to work them out by ourselves. We experim

40、ent on species which could grow in warmer waters, and we had identified potential markets into which we planned to sell the product. Weve spent the last two years setting up the first seaweed farm in NC, applying for a patent (专利) and competing with five final teams in front of the United Nations fo

41、r 2 million.Despite all of our efforts, many industry experts remained unwilling to take us seriously. But as often happens in business, the same characteristics we were ignored for were, in reality, our biggest competitive advantage. Our age gave us the strength to learn from failure, and our backg

42、round as environmental scientists, rather than businesswomen, helped us find new marketing opportunities. For every 10 farmers who claimed nobody would ever want to feed their cows seaweed, we found one who was interested. For every 15 cosmetics producers who refused to answer our cold calls, we stu

43、ck to the one with an interesting idea for a seaweed lotion.Over the course of our early business development efforts, we have had access to a wealth of resources, programs, and individuals who work constantly to help us succeed. By staying focused on bringing our ideas to light, our team has demons

44、trated that entrepreneurship (创业) is exactly the right place for the hopeful.24. What was the major cause for their difficulty in starting business?A. They were women.B. They were young.C. They lacked experience.D. They suffered prejudice.25. What did they do to make their business successful?A. The

45、y expanded their seaweed farms.B. They experimented on seaweed species.C. They got their product officially recognized.D. They consulted the United Nations.26. What is the third paragraph mainly about?A. How they got others interested in seaweed.B. How they succeeded from their so-called weaknesses.

46、C. How they made themselves more competitive.D. How they approached potential customers.27. Which of the following can best describe the three women?A. Innocent and simple-minded.B. Ambitious and self-centered.C. Adventurous and persistent.D. Courageous and stubborn.【答案】24. D 25. B 26. B 27. C【解析】【分

47、析】这是一篇记叙文。文章讲述的是三个女性尽管遭受性别的偏见，但她们敢于冒险和坚持不懈，最终获得成功的故事。【24题详解】细节理解题。根据第一段中Upon first look, the world of business is no place for young women. And many people have told my cofounders and me that in many circumstances.可知，乍一看，商界并不适合年轻女性。很多人在很多情况下告诉我和我的合伙人。由此可知，她们创业困难的主要原因是“她们遭受偏见。”故选D。【25题详解】细节理解题。根据第一段中

48、to set up a seaweed farm in North Carolina and grow as much seaweed as possible to help cut down carbon emissions (排放) and pollution filled with nutrition from agricultural activities.可知，在北卡罗来纳州建立一个海藻农场，种植尽可能多的海藻，以帮助减少碳排放和农业活动带来的营养污染。由此可知，她们为了使她们的生意成功她们对海藻进行了实验。故选B。【26题详解】主旨大意题。根据第三段中Despite all of

49、our efforts, many industry experts remained unwilling to take us seriously. But as often happens in business, the same characteristics we were ignored for were, in reality, our biggest competitive advantage.可知，尽管我们做了很多努力，许多行业专家仍然不愿意认真对待我们。但就像商业中经常发生的那样，我们被忽视的那些特征，实际上是我们最大的竞争优势。由此可知，第三段讲述的是“她们是如何从所谓的

50、弱点中获得成功的。”故选B。【27题详解】推理判断题。纵观全文，尤其是第三段中Despite all of our efforts, many industry experts remained unwilling to take us seriously. But as often happens in business, the same characteristics we were ignored for were, in reality, our biggest competitive advantage. Our age gave us the strength to learn

51、from failure, and our background as environmental scientists, rather than businesswomen, helped us find new marketing opportunities.可知，尽管我们做了很多努力，许多行业专家仍然不愿意认真对待我们。但就像商业中经常发生的那样，我们被忽视的那些特征，实际上是我们最大的竞争优势。我们的时代赋予我们从失败中学习的力量，我们作为环境科学家的背景，而不是商人的背景，帮助我们找到了新的营销机会。由此推知，这三个女性最好的描述是“冒险和坚持”。故选C。【点睛】在细节考查题中有一类

52、事实细节题 。该题属于细节类型的阅读理解题，一般只针对某个特定的细节，题型可以多种多样。此类题型一般分两种。第一种是直接理解题，在原文中可以直接找到答案。第二种是词义转换题，正确选项是原文有关词语和句子的转换。做此类试题一定要抓住事件发生的时间、地点、人物、发展过程和结局等环节，所选答案一定要符合原文，切不可望文生义。本题第2小题，根据第一段中to set up a seaweed farm in North Carolina and grow as much seaweed as possible to help cut down carbon emissions (排放) and poll

53、ution filled with nutrition from agricultural activities.可知，在北卡罗来纳州建立一个海藻农场，种植尽可能多的海藻，以帮助减少碳排放和农业活动带来的营养污染。由此可知，她们为了使她们的生意成功她们对海藻进行了实验。故选B。CAs the school year barely starts in Denver, French teacher Melanie is filled with worry that her students are always absent-minded. Yet, the problem isnt messag

54、ing, enjoying video games or delivering notes. Surprisingly, the problem is about the ongoing heat wave in Denver.“Today was a little bit hot, so I noticed kids were very sleepy and they were having to get up to drink water quite often.” said Melanie, who works at Denvers East High School. “If you l

55、ose too much water, and you have to keep going to the water fountain, that can take away from their classroom experience.” While nodding off in class on a warm day may seem acceptable for the average teen, Melanies observation carries a bigger consequence than dry lips.“There have been quite a few m

56、edia reports about teachers noticing that students werent able to focus on hotter days,” said R Jisung Park, a researcher, “Does a hotter climate during the school year actually affect the rate of learning?” The drops in academic achievement couldnt be explained by hotter weekends or hotter summers,

57、 but the trend was connected to higher temperatures on school days alone.The connection between lost learning and a greater number of hot days is one more example of how climate change is already affecting our lives and its an alarm bell for what we stand to lose in the future. Humans still have tim

58、e to lessen the worst consequences of continued global warming. Without the unlikely important changes in the next 10 years, the globe will be trapped in an unavoidable era of heat waves that were unprecedented (前所未有的) for human beings.28. What may cause students absent-minded according to the text?

59、A. Video games.B. Text messages.C. Heat waves.D. Classroom notes.29. What can be inferred from the second paragraph?A. Kids often go to the water fountain for lack of water.B. Extreme heat may lower a kids ability to learn.C. Nodding off in class is a sign of respecting teachers.D. Kids are more int

60、erested in drinking water than sleeping.30. How does the author feel about dealing with the future global warming?A. Optimistic.B. Uncertain.C. Worried.D. Indifferent.31. What does the text mainly talk about?A. The way that global warming continues.B. The reasons why kids are absent-minded in class.

61、C. The hotter it grows, the more focused kids become.D. The hotter it grows, the harder it will be for kids to learn.【答案】28. C 29. B 30. C 31. D【解析】这是一篇记叙文。文章讲述的是“热天气”对学习的影响。天气越热，孩子们就越难学习。【28题详解】细节理解题。根据第一段最后一句Surprisingly, the problem is about the ongoing heat wave in Denver.可知，令人惊讶的是，问题出在Denver持续的

62、热浪上。由此可知，Heat waves可能导致学生心不在焉。故选C。29题详解】推理判断题。根据第二段中“If you lose too much water, and you have to keep going to the water fountain, that can take away from their classroom experience.” While nodding off in class on a warm day may seem acceptable for the average teen, Melanies observation carries a bi

63、gger consequence than dry lips.可知，“如果你失去了太多的水，你不得不持续喝水，这可能会让他们不能上课。”对于一般的青少年来说，在温暖的天气里在课堂上打瞌睡似乎是可以接受的，但梅兰妮的观察比嘴唇干燥更重要。由此可知，酷暑可能会降低孩子的学习能力。故选B。【30题详解】推理判断题。根据最后一段中Humans still have time to lessen the worst consequences of continued global warming. Without the unlikely important changes in the next 10

64、 years, the globe will be trapped in an unavoidable era of heat waves that were unprecedented (前所未有的) for human beings.可知，人类仍有时间减轻持续的全球变暖带来的最坏后果。如果未来10年没有这些不太可能发生的重大变化，全球将陷入一个不可避免的热浪时代，这对人类来说是前所未有的。由此可知，作者对地球的变暖很“担忧”。故选C。【31题详解】主旨大意题。根据第一段中的Surprisingly, the problem is about the ongoing heat wave in

65、 Denver.(令人惊讶的是，问题出在Denver持续的热浪上)和最后一段第一句The connection between lost learning and a greater number of hot days is one more example of how climate change is already affecting our lives and its an alarm bell for what we stand to lose in the future.(失去的学习机会和更多的炎热天气之间的联系是气候变化如何影响我们生活的又一个例子它为我们在未来可能失去的东西

66、敲响了警钟)可知，天气越热，孩子们就越难学习。故选D。DFor an old person, his brain may perform not so well as before. But a new study suggests that some parts of brain may already decline in young adulthood.The study, which followed more than 2,000 healthy adults between the ages of 18 and 60, found that certain mental funct

67、ions including measures of abstract reasoning, mental speed and puzzle-solving started to dull as early as age 27. Meanwhile, the decline of memory generally became apparent around age 37.On the other hand, indicators of a persons accumulated knowledge like performance on tests of vocabulary and gen

68、eral knowledge kept improving with age, according to findings published in the journal Neurobiology of Aging.The results do not mean that young adults need to start worrying about their memories. Most peoples minds function at a high level even in their later years, according to researcher Timothy S

69、althouse. “According to these patterns, some kinds of flexibility in the brain decline relatively early in adulthood, but throughout adulthood the knowledge pool in ones command and the effective combination with ones capabilities may be on the increase without the attack of diseases.” Salthouse sai

70、d in a news conference.The study included healthy, educated adults who took standard tests of memory, reasoning and perception at first and at some point over the next seven years.The tests are designed to detect subtle (细微的) changes in mental function, and involve solving puzzles, recalling words a

71、nd details from stories, and identifying patterns in collections of letters and symbols.In general, Salthouse and his colleagues found that certain aspects of cognition (认知能力) generally started to decline in the late 20s to 30s.The findings explain normal age-related changes in mental function, whic

72、h could aid in understanding the process of dementia (痴呆), according to the researchers. “By following individuals over time,” Salthouse said, “we gain insight in cognition changes, and may possibly discover ways to slow the rate of decline.”The researchers are currently analyzing the study particip

73、ants health and lifestyle to see which factors might influence age-related cognitive changes.32. According to the text, what is the common view of mental function?A. It varies from person to person.B. It weakens in ones later years.C. It gradually expands with age.D. It indicates ones health conditi

74、on.33. What does Timothy Salthouse say about peoples minds in most cases?A. They tend to decline in peoples later years.B. Their flexibility determines ones abilities.C. They function quite well even in old age.D. Their functioning is still a puzzle to be solved.34. Although peoples minds may functi

75、on less flexibly as they age, what is their strength?A. They may be better at solving puzzles.B. They can memorize things with more ease.C. They may have greater facility in abstract reasoning.D. They can put what they have learned into more effective use.35. According to Salthouse, how may their st

76、udy help us?A. It will find ways to stop mental functions dulling fast.B. It will find ways to improve our memories.C. It will help us understand the complex process of mental functioning.D. It will help us understand the relation between physical and mental health.【答案】32. B 33. C 34. D 35. A【解析】这是一

77、篇说明文。对于老年人来说，他的大脑可能没有以前那么好了。但一项新的研究表明，大脑的某些部分可能在成年早期就已经衰退了。按照Salthouse所说，他们的研究将找到阻止大脑功能快速迟钝的方法。【32题详解】推理判断题。根据最后一段中In general, Salthouse and his colleagues found that certain aspects of cognition generally started to decline in the late 20s to 30s.The findings explain normal age-related changes in m

78、ental function, which could aid in understanding the process of dementia , according to the researchers.可知，总的来说，Salthouse和他的同事们发现，某些方面的认知能力在20多岁到30多岁时开始下降。研究人员称，这些发现解释了与年龄有关的正常心理功能变化，这可能有助于理解痴呆症的发病过程。由此可知，对心理功能的一般看法是“它在人的晚年减弱。”故选B。【33题详解】细节理解题。根据第四段中Most peoples minds function at a high level even i

79、n their later years, according to researcher Timothy Salthouse.可知，研究人员Timothy Salthouse称，大多数人即使到了晚年，大脑仍会保持高度运转。由此可知，Timothy Salthouse认为即使到了老年，大脑的功能也很好。故选C。【34题详解】推理判断题。根据第四段中According to these patterns, some kinds of flexibility in the brain decline relatively early in adulthood, but throughout adul

80、thood the knowledge pool in ones command and the effective combination with ones capabilities may be on the increase without the attack of diseases.可知，根据这些模式，大脑的某些灵活性在成年期相对较早地衰退，但在整个成年期，一个人掌握的知识库以及与个人能力的有效结合可能在不受疾病侵袭的情况下不断增加。由此可知，尽管随着年龄的增长，人们的思维可能不那么灵活，但他们的长处是“他们可以把所学到的知识更有效地运用起来。”故选D。【35题详解】推理判断题。根

81、据倒数第二段中we gain insight in cognition changes, and may possibly discover ways to slow the rate of decline.可知，我们可以洞察认知变化，或许还能找到减缓衰退的方法。由此可知，按着Salthouse所说，他们的研究将找到阻止大脑功能快速迟钝的方法。故选A。第二节 (共 5 小题；每小题 2 分，满分 10 分)根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。Fearmongering (散布恐慌) against China more dangerous to g

82、lobal economy than coronavirusAfter weeks of attempting to make chaos and spread fear about the outbreak of the novel coronavirus epidemic in China, some overseas media outlets and individuals have shifted focus to another battlefield the Chinese economy. They paint a rather dark picture not just fo

83、r the Chinese economy but for the global economy._36_People cannot help but panic about the global economy, which is already facing serious challenges like trade wars. It is easy to point fingers at China for “causing” such a mess for the world.Anyway, these media outlets are right about a couple of

84、 things. _37_ After all, consumers across the country are trapped in their homes and businesses and factories have been shut for a good part of this year. Second, we have to be fully aware of these challenges and risks in order to address the problem. The first step to solve a problem is to recogniz

85、e there is one._38_ If not, why would they invest hundreds of billions of dollars into the economy if they werent aware of the problem? Why would they roll out a great number of measures to support businesses?_39_Regardless of how severe the impact will be, the epidemic does not change the fundament

86、als of the Chinese economy._40_ There will be no reason that the vast Chinese consumer market will abruptly disappear or the world will suddenly no longer need products from the massive Chinese manufacturing sector, not to mention the countrys huge investment projects. So it can be safe to say that

87、fearmongering against China is more dangerous to global economy than coronavirus.A. With the effective measures taken by the whole country, the epidemic will be definitely under control.B. Certainly, that paints a completely different picture we have seen from abroad.C. First, the epidemic will make

88、 the Chinese economy suffer a little.D. Still, there are many indicators to look for in assessing the potential damage on the Chinese and global economies.E. Their articles are filled with scary headlines and exaggerated (夸大的) facts.F. Why would they take extraordinary risks in encouraging factories

89、 to restart production?G. Actually, Chinese officials have been very clear about the potential impact of the epidemic on the economy.【答案】36. E 37. C 38. G 39. F 40. A【解析】这是一篇说明文。新冠状病毒对全世界经济带来极大的影响。但对全球经济来说，对中国的恐慌比冠状病毒更危险。【36题详解】根据下文提示“人们不禁对全球经济感到恐慌，全球经济已经面临着像贸易战这样的严峻挑战。”此处承接下文，E项Their articles are f

90、illed with scary headlines and exaggerated (夸大的) facts.(他们的文章充斥着耸人听闻的标题和夸大的事实)切题。故选E。【37题详解】根据下文提示“毕竟，全国各地的消费者都被困在家中，企业和工厂在今年的大部分时间里都处于关闭状态。”和Second可知，C项First, the epidemic will make the Chinese economy suffer a little.(首先，疫情将使中国经济受到一定影响)切题。故选C。【38题详解】根据下文提示“如果没有，如果他们没有意识到这个问题，他们为什么要向经济中投资数千亿美元呢？”此处

91、承接下文，G项Actually, Chinese officials have been very clear about the potential impact of the epidemic on the economy.(事实上，中国官员已经非常清楚疫情对经济的潜在影响)切题。故选G。【39题详解】根据上文提示“他们为什么要推出大量措施来支持企业？”此处承接上文，F项Why would they take extraordinary risks in encouraging factories to restart production?(他们为什么要冒着极大的风险鼓励工厂重新开始生产

92、呢？)切题。故选F。【40题详解】根据上文提示“不管疫情影响有多严重，都不会改变中国经济的基本面。”再根据下文提示“中国庞大的消费市场不会突然消失，世界也不会突然不再需要来自中国庞大制造业的产品，更不用说中国庞大的投资项目了。”此处承接上下文，A项With the effective measures taken by the whole country, the epidemic will be definitely under control.(只要全国采取有效措施，疫情一定会得到控制)切题。故选A。第三部分 语言知识运用(共两节，满分 45 分)第一节 完形填空(共 20 小题；每小题

93、1.5 分，满分 30 分)阅读下面的短文，从短文后各题所给的 A、B、C 和 D 四个选项中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。What is a family? Why does it_41_? These questions seem_42_important in the_43_ season when it is often our tradition to celebrate together.My mother was one of twelve_44_. As they grew up, married and had kids of their own,

94、most of them lived_45_ enough in a small town in the mountains of North Carolina so that they didnt need to travel a long way to see each other in the holidays.I cant recall getting many gifts from them._46_ I remember the sense of being part of something that told me I was loved. The time we spent

95、together was always filled with happiness.I_47_the laughing, playing and fighting with my crazy cousins.I watched my granddad and uncles sit_48_the door arguing about politics and trying to _49_the problems of the world as if they were working in the White House. I listened to my grandmother, mother

96、 and aunts chat about their lives, hopes and dreams and gossip about any sister who failed to_50_so that we wouldnt forget about them in their absence.The food was always plentiful and delicious. But for me, the food was _51_the highlight (亮点). The highlight was_52_being together.However, theyre all

97、 gone now. My parents and grandparents, my aunts and uncles have_53_ this world. My cousins are scattered (分散) here and there. And yet the memories_54_, along with the love that we shared.I_55_ those memories as well as the things they taught me. They told me that families arent_56_, but they prepar

98、e us to find our way in this imperfect world.My husband and I are growing a_57_ family, while keeping close to our old families. Our life is a beautiful_58_ of kindness, traditions, nurturing and friendships, which grows year after year.I hope this holiday season will fill you with lovely memories o

99、f the family that _59_you, and surround you with all the people who _60_“family” to you now.41. A. meanB. changeC. matterD. teach42. A. especiallyB. possiblyC. mainlyD. precisely43. A. businessB. dutyC. holidayD. harvest44. A. parentsB. childrenC. relativesD. members45. A. nearB. farC. quietlyD. pea

100、cefully46. A. BesidesB. HoweverC. ThereforeD. Otherwise47. A. hatedB. ignoredC. forgotD. enjoyed48. A. onB. inC. byD. around49. A. inventB. approachC. motivateD. conclude50. A. carry onB. break downC. bring outD. show up51. A. alwaysB. neverC. oftenD. sometimes52. A. hardlyB. fastC. easilyD. simply5

101、3. A. leftB. goneC. passedD. come54. A. look backB. fade awayC. stick aroundD. get out55. A. praiseB. concernC. considerD. treasure56. A. perfectB. wonderfulC. terribleD. meaningful57. A. smallB. freshC. newD. big58. A. brandB. introductionC. separationD. mixture59. A. prepareB. raiseC. helpD. prais

102、e60. A. meanB. alarmC. guideD. allow【答案】41. C 42. A 43. C 44. B 45. A 46. B 47. D 48. C 49. B 50. D 51. B 52. D 53. A 54. C 55. D 56. A 57. C 58. D 59. B 60. A【解析】【分析】这是一篇记叙文。作者通过叙述亲人在一起的快乐，以及对离开世界的亲人的回忆，说明家的重要。【41题详解】考查动词词义辨析。句意：为什么这很重要？A. mean意味着；B. change改变；C. matter重要，关键；D. teach教。根据第2空后的importa

103、nt可知，此处指家庭“重要”。故选C。【42题详解】考查副词词义辨析。句意：这些问题在节日期间显得尤为重要，因为我们的传统是一起庆祝。A. especially特别；B. possibly可能地；C. mainly主要地；D. precisely精确地。根据第3空后的when it is often our tradition to celebrate together.可知，此处指在节日家庭“尤其”重要。故选A。【43题详解】考查名词词义辨析。句意：这些问题在节日期间显得尤为重要，因为我们的传统是一起庆祝。A. business商业，生意；B. duty责任；C. holiday假日，节日；

104、D. harvest收获。根据第3空后的when it is often our tradition to celebrate together.可知，此处指在“节日”家庭尤其重要。故选C。【44题详解】考查名词词义辨析。句意：我母亲是十二个孩子中的一个。A. parents父母；B. children孩子们；C. relatives亲属；D. members成员。根据第4空下句As they grew up, married and had kids of their own,可知，此处指母亲是12个“孩子”中的一个。故选B。【45题详解】考查副词词义辨析。句意：随着他们长大、结婚、有了自己

105、的孩子，他们中的大多数人都住在北卡罗来纳州山区的一个小镇附近，因此他们不需要长途跋涉就能在假期见面。A. near靠近地；B. far遥远地；C. quietly安静地；D. peacefully平静地。根据第5空后的enough in a small town in the mountains of North Carolina可知，他们住在山区的一个小镇“附近”。故选A。【46题详解】考查副词词义辨析。句意：我不记得从他们那里得到过多少礼物。然而，我记得那种被爱的感觉。A. Besides另外，此外；B. However然而；C. Therefore因此；D. Otherwise否则，要不

106、然的话。结合句意可知前后是转折关系。故选B。【47题详解】考查动词词义辨析。句意：我喜欢和我那些疯狂的表亲们一起欢笑、玩耍和打斗。A. hated厌恶；B. ignored 忽视；C. forgot忘记；D. enjoyed喜爱。根据第7空后的the laughing, playing and fighting with my crazy cousins.可知作者“喜欢”和他们玩耍。故选D。【48题详解】考查介词词义辨析。句意：我看着我的爷爷和叔叔们坐在门口争论政治，试图解决世界上的问题，就好像他们是在白宫工作一样。A. on在上；B. in在里面；C. by在旁边；D. around在周围。

107、介词by的意思是“在旁边”，此处指“在门旁边”。故选C。【49题详解】考查动词词义辨析。句意：我看着我的爷爷和叔叔们坐在门口争论政治，试图解决世界上的问题，就好像他们是在白宫工作一样。A. invent发明；B. approach处理，靠近；C. motivate激励，激发的积极性；D. conclude推断，决定。根据第9空后的the problems of the world as if they were working in the White House.可知，此处指试图“解决”世界问题。故选B。【50题详解】考查动词短语辨析。句意：我听着我的祖母、母亲和阿姨们谈论他们的生活、希望和

108、梦想，以及任何没有来的姐妹的八卦，这样我们就不会在她们不在的时候忘记她们。A. carry on继续，进行；B. break down发生故障，失败；C. bring out出版，生产；D. show up露面，露出。根据第10空后的so that we wouldnt forget about them in their absence.可知，此处指“没有来”的姐妹。故选D。【51题详解】考查副词词义辨析。句意：但对我来说，食物从来都不是最重要的。A. always总是；B. never从来没有；C. often经常；D. sometimes有时候。根据The food was always

109、 plentiful and delicious.和下文的but可知，对作者来说食物“从来都不”重要。故选B。【52题详解】考查副词词义辨析。句意：最精彩的部分就是在一起。A. hardly几乎不；B. fast快地；C. easily容易地；D. simply仅仅，简单地。根据第12空后的being together可知，此处指“仅仅”在一起就是最精彩的部分。故选D。【53题详解】考查动词词义辨析。句意：我的父母和祖父母，我的姑姑和叔叔已经离开了这个世界。A. left离开；B. gone离去；C. passed经过；D. come来。根据第13空前一句theyre all gone now

110、.可知，亲人都“离开”了世界。故选A。【54题详解】考查动词短语辨析。句意：然而，那些记忆和我们共同拥有的爱依然存在。A. look back回顾，回头看；B. fade away逐渐消失；C. stick around逗留，在附近徘徊；D. get out离开，出去。根据第14空后的along with the love that we shared.可知，此处指记忆仍然“共存”。故选C。【55题详解】考查动词词义辨析。句意：我珍惜那些记忆以及他们教给我的东西。A. praise表扬；B. concern关系到，涉及；C. consider考虑，认为；D. treasure珍爱，珍藏。根据第

111、15空后的those memories as well as the things they taught me可知，作者“珍惜”那些记忆。故选D。【56题详解】考查形容词词义辨析。句意：他们告诉我，家庭并不完美，但他们让我们在这个不完美的世界找到自己的道路。A. perfect完美的；B. wonderful极好的；C. terrible可怕的；D. meaningful有意义的。根据第16空后的but they prepare us to find our way in this imperfect world.可知，此处指家庭“并不完美”。故选A。【57题详解】考查形容词词义辨析。句意：

112、我的丈夫和我正在组建一个新的家庭，同时与我们的旧家庭保持密切关系。A. small小的；B. fresh新鲜的；C. new新的；D. big大的。根据第17空后的while keeping close to our old families可知，此处指重建“新”家庭。故选C。【58题详解】考查名词词义辨析。句意：我们的生活是一个美丽的混合物，善良，传统，培育和友谊，每年增长。A. brand商标，品牌；B. introduction介绍，引进；C. separation分离，分开；D. mixture混合。根据第18空后的kindness, traditions, nurturing and

113、 friendships,可知，生活是一个“混合物”。故选D。【59题详解】考查动词词义辨析。句意：我希望这个假期能让你充满对养育你的家庭的美好回忆，并让你身边围绕着对你来说“家人”的所有人。A. prepare准备；B. raise提高；C. help帮助；D. praise赞扬。此处指“养育”你的家庭。故选B。【60题详解】考查动词词义辨析。句意：我希望这个假期能让你充满对养育你的家庭的美好回忆，并让你身边围绕着对你来说“家人”的所有人。A. mean意味着；B. alarm警告；C. guide引导，带领；D. allow允许。此处指周围的人对你来说“意味着”亲人。故选A。【点睛】在做完

114、形填空时一定要注意and/but/so/besides/however/furthermore/moreover/in addition/whats more/though等词汇、固定结构的运用。它们连接了上下文，起着承上起下的作用。像but(但是)、however(然而)，表示转折，这说明前后的内容相反或相对。把握住这一点，做起题来就会得心应手。本题第6小题，句意：我不记得从他们那里得到过多少礼物。然而，我记得那种被爱的感觉。A. Besides另外，此外；B. However然而；C. Therefore因此；D. Otherwise否则，要不然的话。结合句意可知前后是转折关系，故选B。第

115、卷 非选择题部分注意:将答案写在答题卡上。写在本试卷上无效。第二节 短文填空(共 10 小题；每小题 1.5 分，满分 15 分)阅读下面材料，在空白处填入适当的内容(1 个单词)或括号内单词的正确形式。Age is not a problem when it comes to _61_ (achieve) what you wish for. If you have the will power, you cant be stopped._62_wants to show his or her special skills to the whole world can use You Tub

116、e as a platform. There are so many You Tubers, some of_63_are liked by thousands of fans. But our favorite You Tuber is not a young person but a grandmother. Mastanamma is 106 years of age. She lives in a village. She is famous on the_64_ (society) media for her You Tube videos of cooking various di

117、shes. In her videos, she teaches her followers how to prepare different kinds of dishes,_65_(use) natural ingredients.This journey_66_(begin) when one day her grandson Lakshman and his friend decided_67_ (upload) a video of her on You Tube. Lakshman wanted to show how people cooked_68_(tradition) in

118、 the old days.This lovely granny is an_69_(inspire) to thousands, and it is very thoughtful of her grandson to promote her skills on such_70_ platform.【答案】61. achieving 62. Whoever 63. whom 64. social 65. using 66. began 67. to upload 68. traditionally 69. inspiration 70. A【解析】这是一篇议论文。文章论述的是“要实现你的愿望

119、，年龄不是问题。”【61题详解】考查非谓语动词。句意：要实现你的愿望，年龄不是问题。固定句式：when it comes to“当谈到的时候”。此处to是介词，后面用动名词作宾语。故填achieving。【62题详解】考查主语从句。句意：任何想向全世界展示他或她的特殊技能的人都可以把You Tube作为一个平台。此处是主语从句作主语，从句没有主语，这里指人，who“谁”，范围小，而whoever“无论谁”，范围大，结合和句意可知，此处使用whoever。故填Whoever。【63题详解】考查定语从句。句意：有很多You Tubers，其中一些被成千上万的粉丝喜欢。此处You Tubers是先行

120、词，指人，将其放在后面的定语从句中做介词of的宾语，指人用whom，指物用which引导定语从句。故填whom。【64题详解】考查形容词。句意：她在社交媒体上很出名，因为她制作了各种菜肴的视频。此处media是名词，由形容词修饰，所给词society是名词，其形容词是social。故填social。【65题详解】考查非谓语动词。句意：在她的视频中，她教她的追随者如何使用天然原料制作不同种类的菜肴。句子主语she和use之间是主动关系，是现在分词作伴随状语。故填using。【66题详解】考查一般过去时态。句意：有一天，她的孙子拉克什曼和他的朋友决定把她的视频上传到You Tube上。根据one

121、day可知，句子用一般过去时态。故填began。【67题详解】考查非谓语动词。句意：有一天，她的孙子拉克什曼和他的朋友决定把她的视频上传到You Tube上。固定搭配：decide to do sth.“决定做某事”。此处是动词不定式作宾语。故填to upload。【68题详解】考查副词。句意：Lakshman想展示人们在过去是如何烹饪的。此处是副词修饰动词。故填traditionally。【69题详解】考查名词。句意：这位可爱的老奶奶激励了成千上万的人，她的孙子在这样的平台上推广她的技能，她想得很周到。根据an可知，此处用名词，所给词inspire是动词，其名词形式是inspiration。

122、故填inspiration。【70题详解】考查冠词。句意：这位可爱的老奶奶激励了成千上万的人，她的孙子在这样的平台上推广她的技能，她想得很周到。此处platform是可数名词，此处泛指“一个平台”，应使用不定冠词，platform是以辅音音素开头的词，应使用a。故填a。第四部分 写作(共两节，满分 35 分)第一节 短文改错(共 10 小题；每小题 1 分，满分 10 分)71.假定英语课上老师要求同桌之间交换修改作文，请你修改你同桌写的以下作文。文中共有10处语言错误，每句中最多有两处。每处错误仅涉及一个单词的增加、删除或修改。增加：在缺词处加一个漏字符号（），并在其下面写出该加的词。 删除

123、：把多余的词用斜线（）划掉。修改：在错的词下划一横线，并在该词下面写出修改后的词。注意：1. 每处错误及其修改均仅限一词；2. 只允许修改 10 处，多者（从第 11 处起）不计分。Dear Leo,Know that you are in low spirits for the quarrels with your parents，I would like to help you, but I can totally understand your feelings.To start with it, you should know what this kind of communicati

124、on problem worries nearly all the teenagers. Therefore, you dont have to blame yourself not having a good relationship with your parents.Actually, it isnt easy for them to talk about myself with my parents either, so my solve is to write down my thoughts in a letter to them. We need to tell them wha

125、t we want and learn to negotiate. For example, I once get my parents to let me hang out with my friends on weekends unless I got better scores.Whats more, trust the love of your parents for you and have some faith in them.They will absolute listen to you and understand you in the end.Im looking forw

126、ard to your good news.Yours,Li Hua【答案】1. know knowing2. but and3.去掉it4. what that或删掉what5. not having a good relationship前加for6. them me7. solve solution8. get got9. unless if10. absolute absolutely【解析】【分析】这是一篇电子邮件。作者给朋友介绍一些与父母相处的建议。【详解】1.考查现在分词作时间状语。句意：知道你因为和父母吵架情绪低落，我愿意帮助你，我完全理解你的感受。此处句子主语I和Know之间

127、是主动关系，是现在分词做时间状语。故把know改成knowing。2.考查并列连词。句意：知道你因为和父母吵架情绪低落，我愿意帮助你，我完全理解你的感受。结合句意此处是并列的递进关系而不是转折关系。故把but改成and。3.考查独立成分。句意：首先，你应该知道这种交流问题几乎困扰着所有的青少年。此处To start with“首先，作为开始”是独立成分，it多余。故去掉 it。4.考查宾语从句。句意：首先，你应该知道这种交流问题几乎困扰着所有的青少年。此处this kind of communication problem worries nearly all the teenagers.是完

128、整句子，不缺少成分，所以宾语从句由that引导，也可以把that省略。故把what改成that或删掉what。5.考查介词。句意：因此，你不必因为和父母关系不好而责怪自己。固定词组：blamefor“因而受到责备”。故在not having a good relationship前加for。6.考查人称代词。句意：事实上，对我来说和我的父母谈论我自己也不容易。结合句意此处指对“我”来说。故把them改成me。7.考查名词。句意：事实上，对我来说和我的父母谈论我自己也不容易。形容词性物主代词my修饰名词，所给词solve是动词，其名词形式是solution。故把solve改成solution。8

129、.考查一般过去时态。句意：例如，如果我有更好的成绩，我曾经让我的父母允许我在周末和我的朋友出去玩。根据once可知，句子用一般过去时态。故把get改成got。9.考查条件状语从句。句意：例如，如果我有更好的成绩，我曾经让我的父母允许我在周末和我的朋友出去玩。结合句意可知，此处是if引导的条件状语从句。故把unless改成if。10.考查副词。句意：他们最终一定会听你的，理解你的。句中listen是动词，由副词修饰。故把absolute改成absolutely。第二节 书面表达(满分 25 分)72.假设你是高一学生李华，你的日本同龄朋友 Yuki 因为疫情也被隔离。现在在家利用钉钉进行网课的学

130、习。但是她非常不习惯这种学习方式，担心会影响学业。同样在家学习的你想要帮助她，请给她写一封英文邮件，内容包括：1. 安慰鼓励 Yuki；2. 给她关于网课学习的建议，例如如何记笔记，如何和老师在线沟通，如何安排时间等；3. 给予祝福。参考词汇：疫情 epidemic 隔离 quarantine 钉钉 Ding Talk注意：1. 词数100左右；2. 可适当增加细节，以使行文连贯。_【答案】Dear Yuki,Im Li Hua, a senior one student. Im sorry to hear you were quarantined because of the epidemi

131、c, using Ding Talk at home for online class learning at the moment.But you are not used to this kind of learning and you are worried that it will affect your study. You dont have to. You have to face the reality and accept the challenge.Im taking online classes just like you. I suggest that you atte

132、nd the online class on time and arrange your own time after class. When listening to the lecture, you should take notes carefully and communicate with the teacher in time if you have any questions.In a word, we should correct our attitude towards study and minimize the loss. We believe that we will

133、come back to campus soon.Yours,Li Hua【解析】【分析】本篇书面表达属于应用文，要求写一封电子邮件【详解】第1步：根据提示可知，本篇为一封电子邮件：假设你是高一学生李华，你的日本同龄朋友 Yuki 因为疫情也被隔离。现在在家利用钉钉进行网课的学习。但是她非常不习惯这种学习方式，担心会影响学业。同样在家学习的你想要帮助她，请给她写一封英文邮件，内容包括：1.安慰鼓励 Yuki；2. 给她关于网课学习的建议，例如如何记笔记，如何和老师在线沟通，如何安排时间等；3. 给予祝福。第2步：根据写作要求，确定关键词（组），如：because of the epidemic

134、(因为疫情)；using Ding Talk at home for online class learning at the moment(目前使用钉钉群在家进行在线课堂学习)；face the reality and accept the challenge(面对现实，接受挑战)；arrange your own time after class(课后安排自己的时间)等。第3步：根据提示及关键词（组）进行遣词造句，注意主谓一致和时态问题。第4步：连句成文，注意使用恰当的连词进行句子之间的衔接与过渡，书写一定要规范清晰，保持整洁美观的卷面是非常重要的。【点睛】本文内容完整，语言规范，语篇连贯

135、，词数适当。另外全文中没有中国式英语的句式，显示了很高的驾驭英语的能力。同时文中使用高级句子。Im sorry to hear you were quarantined because of the epidemic，using Ding Talk at home for online class learning at the moment.宾语从句和现在分词作伴随状语用在句中；When listening to the lecture, you should take notes carefully and communicate with the teacher in time if you have any questions.句中when引导时间状语从句和if引导条件状语从句。