江苏省南京市2020-2021学年高二第一学期期中考试英语试题 WORD版含答案.docx
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1、江苏省南京市2020-2021学年第一学期高二期中试卷英语试题阅读(共两节,满分50分)第一节(共15小题;每小题2.5分,满分37.5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,并在答题纸上将该项涂黑。AEReader IQDaily free e-books are the main feature on this site, and there are some fantastic titles to choose from,including a large number of childrens books and young adult novels. T
2、he format is unique to Kindle though,so unless you have a conversion(转换)program, you might be out of luck if youre using a different e-reader.Ereader LoveThe majority of books on this site are in the science fiction and romance styles,but there are some jewels to be found in the other sections as we
3、ll.Young adult readers may find some unique stories to dive into, and there are a few hundred mystery and horror novels to read through too.Project GutenbergThis site deals only with older books such as classic novels and reference materials,and are free in the United States because their copyright
4、has been out of date.Gutenberg has over 42,000 free e-books available, so any book lovers will have plenty of materials to refer to.SA great site for self-published authors,Scribd gives people the opportunity to upload their own work,and download books by other authors. Theres a small catch: not all
5、 the books are free.You can read free short pieces of some novels and then purchase with a little money, but there are many impressive titles available for no charge whatsoever.21. What can we learn from the passage?A. E-books on EReader IQ are free of charge.B.Up-to-date novels can be found in Proj
6、ect Gutenberg.C.S is for famous writers to upload their work.D.Mystery and horror novels are in the majority on Ereader Love.22.On which website can you probably find The Time Machine by H.G. Wells?A.EReader IQB.Ereader LoveC.Project Gutenberg D.S23.What is the purpose of this passage?A. To stress t
7、he importance of e-reading.B.To compare the advantages of e-book websites.C.To introduce searching techniques for e-reading.D.To recommend some online resources of e-books.BSuck in capital city traffic with no clear way to avid the cars around is,an Oklahoma ambulance(教护车)was at the mercy of is surr
8、ounding rush-hour drivers as as I tried to make its way to a a series of emergency calls on Saturday-one involving a young girl with cancer, who had traveled all the way from London for her treatment.That was until a certain 6-foot-9-inch do-gooder drove his car through the lanes and skillfully plac
9、ed it so that the ambulance would be freed from the web of vehicles: Kevin Durant, a famous NBA player.All of a sudden,I see a silver sports car making way for us to get through and guide all theTraffic,Radford, a,doctor on the ambulance, said. Once we actually get through all the traffic, this silv
10、er car comes over to the side and the driver waves to us.According to Radford, Durant s kindness led the doctors to make it to their second emergency call on time,too,enabling that young girl with cancer to get to her treatment safe and sound, For his part,Durant shied away from being regarded as a
11、hero for his actions, saying what he did was entirely ordinary.I just thought it was SO cool that someone like Durant would take the time to assist an ambulance getting to an emergency call, Radford said.Everything he did was amazing; Durant is the hometown hero.”For his heroism, Durant will be hono
12、red by the Oklahoma Emergency Medical Services Authority (OEMSA) as an “Everyday Hero”, an award thats given out four times a year.Durant s actions are exactly how we think citizens should help doctors reach their calls for emergencies. He is a great example of doing ones part to help those in need,
13、 and he handled it with such modesty,” an OEMSA representative said.24. Kevin was regarded as a hero mainly becauseA. he answered emergency calls for doctorsB.he cured a young girl from London of cancerC.he guided an ambulance through rush-hour trafficD.he solved the problem of traffic jam in Oklaho
14、ma25.What do we know about Oklahoma from the passage?A. It is widely known for heavy traffic.B. It has poor emergency medical services.C.It has the best cancer experts in the world.D.It givesEveryday Hero award to citizens.26.Which words can best describe Durant?A. Warm-hearted and modest.B. Quick-m
15、inded and careful.C.Athletic and intelligent.D. Merciful and reliable.27.Which might be the best title for the passage?A.Better City,Faster ServiceB.Big Boy,Small KindnessC.Larger City,Heavier TrafficD.Ordinary Girl,Good LuckC(Oct. 13th,2020,Reuters) The Royal Swedish Academy of Sciences has decided
16、 to award the Nobel Prize in Chemistry 2020 to Emmanuelle Charpentier and Jennifer A. Doudna ”for the development of a method for gene editing”.Charpentier and Doudna have discovered one of gene technologys sharpest tools: the CRISPR/Cas9 genetic scissors. Using these, researchers can easily change
17、the DNA of animals and plants. This technology has had a great impact on the life sciences. It is contributing to new cancer treatment and may make the dream of curing inherited diseases(遗传病)come true.Researchers need to modify genes in cells if they want to find out about lifes inner workings. This
18、 used to be difficult and sometimes impossible. Using the CRISPR/Cas9 genetic scissors, it is now possible to change the code of life in a few weeks.The discovery of these genetic scissors was unexpected. During Charpentiers studies of Streptococcus pyogenes(酿脓链球菌),which cause the most harm to human
19、s,she discovered a previously unknown molecule (分子), tracrRNA. It kills viruses by breaking their DNA.She started working with Doudna,an experienced biochemist in 2011. They then reprogrammed the genetic scissors. In their natural form, the scissors recognize DNA from viruses, but Charpentier and Do
20、udna prove that they could be controlled so that they can cut any DNA molecule at a given site. Then it is easy to rewrite the code of life.Since Charpentier and Doudna discovered the CRISPR/Cas9 genetic scissors in 2012, their use has exploded. This tool has contributed to many important discoverie
21、s in basic research, and plant researchers have been able to develop crops that can fight pests and drought.Clinical trials(临床试验)of new cancer treatments are under way, and the dream of being able to cure inherited diseases is about to come true. These genetic scissors have taken the life sciences i
22、nto a new page and, in many ways,are bringing the greatest benefit to humans.28.In which field is CRISPR/Cas9 mostly used?A.Life science.B.Tool design.C.Disaster prevention.D. Chemistry industry.29.What does the underlined word This” in Paragraph 3 refer to?A. Dealing with cancer.B.Modifying genes i
23、n cells.C.Curing inherited diseases.D.Discovering lifes inner workings.30.How does CRISPR/Cas9 work?A. It kills harmful viruses.B.It damages human organs.C. It makes DNA copying easier.D.It cuts DNA molecule at a chosen spot.31. The passage is aA. science fictionB.personal storyC.news reportD.book r
24、eviewDMy grandma is the best pie maker in the world. So when she called me to say that one of her pies was missing, I knew that it was serious. I hurried to Grandmas house and suddenly realized that I hadnt visited her in a long time.Start from the beginning,” I said. “I cut the pumpkin pie into six
25、 pieces,” she began. “A pumpkin pie! My favorite kind! This is even more serious than I thought.”I took out a small notebook and a pencil. “Now, when did you last see this pie?” You mean the whole? I baked it this morning,” said Grandma. “Then the doorbell rang. It was the leaf collector.”Just as I
26、suspected,” I said, writing down “leaf collector”。 “He stole the pie.” “Oh, no,” Grandma said. “He just wanted me to know that he was finished. I gave him a piece for his good job.” I put a line through leaf collector.Then what happened?“When I went outside with his piece, the mail carrier was there
27、. She told me she could smell that pie all the way. “Aha!” I wrote down “mail carrier”。 “She stole the pie.”“No, I gave her a piece myself.” “Go on, please.” I said.Then the phone rang, and it was my neighbor, Gloria Ketchum with the cats. I nodded and wrote G.K.”。“She calls me every day to see if I
28、 need anything. So I invited her and her daughter over for some pie.”“Grandma! No one stole the pie. You gave away all the pieces. One to the leaf collector. Another to the mail carrier. You and Gloria each had one. And her daughters is five.”Altogether six pieces!” Grandma said. “Maybe it was one o
29、f Gloria s cats, or maybe a monster took it.” Grandma hid her face in her handkerchief; I couldnt tell if she was laughing or blowing her nose.I had to search for more clues.I opened the door of the refrigerator and asked “Whats this?” Grandma looked surprised. “Thats it!” She said, “Ill just warm i
30、t up. You must be hungry from the work, Jane!”I did find the pie. And it was delicious, just as I suspected.32. Who got a piece of pie for bringing Grandmas groceries?A. The leaf collector.B. The mail carrier.C.The neighbor.D. The author.33. What is Grandmas real reason for calling the author?A. She
31、 found a piece of her pumpkin pie missing.B. Someone was needed to look into the strange case.C.The author did well in making the right judgement.D. She wanted to find a good excuse to meet the author.34. Why didnt the author open the fridge at first?A. Because she believed the pie was stolen.B. Bec
32、ause she didnt know where the pie was.C.Because she didnt want to ruin the game.D.Because she thought Grandma made a mistake.35. What does the passage mainly tell us?A. He who laughs last laughs best.B. You are the apple of my eye.C. Honesty is the best policy.D.Observation is the best teacher.第二节(共
33、5小题;每小题2.5分,满分12.5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。Since the DISEASE officially began in March,weve been told staying home is the best way to avoid catching Covid-19.But being homebound(居家隔离)for so long affects the body,weakening the heart and lungs and even damages the brain. 36 This is w
34、hat half a year of staying home can do to your body.A week homebound,whether you are working,eating or sleeping, seems to give you a sense of comfort. 37 Thats because it can take months to build muscle and just one week to lose it. When you lose muscle, youre not necessarily losing shape, but you a
35、re losing strength. The stronger we stay, the easier it is for us to live longer.If youre not exercising,youre not raising your heart rate. And when your heart isnt pumpingas hard, it gets weaker. 38 Many patients have felt their breathing function become worse, because theyre no longer conditioned
36、to exercise.Exercise is the only key to improving both heart and lung function. If its not safe to leave the house,doctors recommend dancing or finding household objects for home strength training.39 Exercise produces certain chemicals in the brain that break down toxins in the blood and even preven
37、t them from going to the brain, where they can kill brain cells.The effects of homebound are hidden-like the DISEASE,the physical reactions after months of staying home often arent obvious until they become harmful or extreme. Keeping your mentaland physical health while staying home requires some w
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