2020-2021学年高中英语 Unit 21 Human Biology Lesson 2 Brain Powe课时作业 北师大版选修7.doc

1、Unit 21 Human Biology课时作业14Lesson 2Brain Power.单词拼写1As an ambassador, she enjoys a very _(特许的) status.2The _(进入) of the students into the university makes their parents happy.3Dont worry. We have _(充足的) time to do the matter.4The meeting has been _(拖延) until next month.5His furniture is in _(储存) whi

2、le he finds a new house.6He has to _(满足) for his boss.7He complained of being short of reading _(材料)8The old man often _(浏览) newspapers while he has breakfast.答案1privileged2.entry3.ample4.postponed5storage6.cater7.materials8.scans.用适当的介、副词填空1The moment we arrived, we got down_planting trees.2He made

3、_a story and then told it to us.3The band consists_five boys.4A good solution came_at the meeting.5He got_washing dishes and then began to clean the yard.6He was brought_by his aunt.7Children are compared_the sun.8He built_his fortune by collecting coins.9My grandfather went_many hardships.10The fli

4、ght was put_by the heavy fog.答案与解析1toget down to doing sth.开始做某事。2upmake up 编造。3ofconsist of 由组成。4upcome up 被提出。5throughget through 完成。6upbring up 养大，抚养。7tobe compared to 被比作。8upbuild up 增强，聚积。9throughgo through 经历。10offput off 拖延，推迟。.单句语法填空1He found_hard to study at home.2It is his brother_came up

5、with a good idea.3The band_(consist) of twelve women won the singing competition.4Lets discuss the plan_detail.5The materials_(relate) to our listening skill are worth buying.6The man responsible_the travel agency has been on a diet.7He turned in the money_moment he picked it up.8The exam was hard b

6、ut we succeeded_all.9I decided_(go) over my lessons at home.10There is no point_(put) off your homework.答案与解析1itit 作形式宾语，代替后面的不定式。2who/thatIt is.who/that.强调句型，强调句子的主语为人。3consistingconsist of “由组成”，无被动语态形式，常用现在分词作定语。4inin detail 详细地。5relatedrelated to 与有关。6forresponsible for 对负责。7thethe moment 引导时间状语

7、从句，意为“一就”。8afterafter all 最终，终究。9to godecide 后跟不定式作宾语。10(in) puttingThere is no point (in) doing sth.做某事毫无意义。.语法填空A：Who is _1_(responsibility) for this field trip?B：Mr Green, who was brought _2_in a small village and was familiar with the local customs.A：Could you tell me something _3_(relate) to th

8、is field trip_4_detail?B：Of course. Id be glad to. This field trip consists _5_visiting the orchard and gathering fruit. It is our school _6_organized the trip. This trip will build up our teamwork spirit. We need to wear strong shoes and clothes_7_ we will help the farmers picking their apples. Whe

9、n we get _8_picking the apples, we will sort them out.A：When shall we set off?B：We will set off _9_moment all the students gather at the school gate.A：OK, Ill get down to _10_(prepare) for it as soon as I get home.答案与解析1responsiblebe responsible for 为负责。2upbring up 养大。3relatedrelated to 与有关。4inin de

10、tail 详细地。5ofconsist of由组成。6thatIt is.that 强调句型。7because/asbecause/as 引导原因状语从句。8throughget through 完成。9thethe moment 一就。10preparingget down to doing sth.开始做某事。.阅读理解In summer, some people avoid outdoor activities because they dont want to get hot and sticky or sunburnt. Luckily, there are some outdoor

11、 activities which dont involve breaking sweat.River raftingHot summer weather and cool waterwhat a perfect match! River rafting can be both scenic and exciting. When the raft follows a gentle stream, the views of the countryside or valley is like a traditional Chinese painting. And when you enter wh

12、ite water where the riverbed creates a natural roller coaster, you feel a rush of adrenaline(肾上腺素). Paddle your raft to the riverbank to have a picnic or barbecue which will taste best when you are starving.Where to find: River rafting trips are usually on offer in mountainous or valley regions such

13、 as the Three Gorges.Tips: Wear a helmet and life jacket at all times; bring enough sunscreen; and bring lots of water.CavingPeople say that the only naturally airconditioned place in summer is a big cave. It is true. Cave tours featuring light shows are old_hat. Now its time to wear a lamp on your

14、helmet like a mineworker to explore caves in darkness. Exploring unknown caverns and navigating underground rivers is what makes caving so thrilling. Plus, caving can be a very healthy sport, for the oxygen level is usually higher so basically you are having an oxygen spa as the bonus.Where to find:

15、 caving can be very risky, so consult local travel agents and go in groups with professional cavers.Tips: Follow your guides; drink enough water to avoid dehydration(脱水); and wear strong and not easily damaged hiking boots.Coastal walking/cycling and beach activitiesFor those who live far away from

16、mountains, coastal regions and beaches are good places to spend time in the summer. With sea breezes in your hair, it is nice to take a hike or cycle ride while enjoying the coastline, if you want to be sportier, try beach games, such as soccer and volleyball. Its a totally different experience from

17、 playing on hard courts or grass.Where to find: Just go to the beach or find an urban artificial beach such as the one in Chatoyant Park in Beijing or the manmade lake beach in Wuhan.Tips: Loads of sunscreen needed; water and snacks are necessary; be aware of jellyfish and garbage floating in the wa

18、ter.1What does the underlined words “old hat” in Paragraph 5 mean?AOut of fashion.BOut of the way.CA particular fashion. DA unique style.2If you love river rafting trips, you can_.Ago to the beachBexplore cavesCdo some outdoor activitiesDdrift the boat downstream3What is specially needed to explore

19、caves?AAn oxygen spa.BA professional caver.CA lamp.DA helmet.4Helen lives in a big city, where is the best place for her to spend weekends?AA riverbank.BUnderground rivers.CAn urban artificial beach.DMountainous areas.答案与解析1A词义猜测题。从画线后的 Now its time to.可知“old hat” 的含义为 out of fashion (过时)。2D细节理解题。从第

20、二段第三句 When the raft follows a gentle stream, the views of the countryside or valley is like a traditional Chinese painting.可知D项正确。3B细节理解题。从第二则广告中 Where to find：caving can be very risky, so consult local travel agents and go in groups with professional cavers.可知B项正确。4C细节理解题。从第三则广告For those who live f

21、ar away from mountains, coastal regions and beaches are good places to spend time in the summer. 及 Where to find：Just go to the beach or find an urban artificial beach such as the one.可知C项正确。.完形填空Once upon a time there lived an old man in a nice cottage with a large garden. The old man was seen _1_h

22、is flowers all the time. They were so welltended that every passerby could not but_2_for a glance.One day a young man went by the garden. He gazed at the splendid garden, _3_in admiration at the beauty of these sceneries. Then, suddenly he_4_the old gardener was blind._5_， the young man asked, “Why

23、are you busy tending these flowers every day which you cant _6_in fact？” The old man smiled and answered, “I can tell you _7_reasons. First, I was a_8_when I was young, and I really like this job. Second, although I cant see these flowers，yet I can_9_them. Third, I can smell the sweetness of them. A

24、s to the last one，thats_10_”“Me? But you dont know me，” responded the young man_11_.“Yeah，its _12_that I dont know you. But I know everyone knows flowers and would never_13_them down. I know the beauty of my garden will get many people into a good_14_. In the meantime, it also_15_a chance to me to h

25、ave a word with you here and to enjoy the happiness these flowers have brought to us.”The old mans_16_astonished me. The blind man grows flowers and_17_them as a link of minds so as to make_18_enjoy the sunshine in spring. Isnt it one kind of happiness?I believe every flower has_19_with which they c

26、an see the kindness of the mans heart. The blind man grows flowers in his heart. Though_20_to see the beauty of blossoming，he surely can hear the voice of it，I suppose.1A.lovingBwatering Ctending Dplanting2. Astop B. stay Clive D. run3. Akept B. dropped Cfallen D. lost4. Arealised B. noticed Cfelt D

27、. thought5. AExcited B. Frightened CShocked D. Satisfied6. Afeel B. see Chear D. eat7. Aone B. two Cthree D. four8. Agardener B. teacher Cfarmer D. painter9. Ataste B. plant Ctouch D. appreciate10. Ait B. me Cthem D. you11. Awith pleasure B. in surprise Cwith hope D. in anger12. Atrue B. possible Ca

28、 pity D. a shame13. Aput B. turn Cget D. knock14. Amind B. life Cfuture D. mood15. Aintroduces B. offers Cstands D. leaves16. Awords B. behaviour Cstory D. attitudes17. Aplays B. acts Cworks D. serves18. Aanybody B. somebody Ceverybody D. nobody19. Aears B. soul Ceyes D. heart20. Arefusing B. trying

29、Cpretending D. failing 答案与解析1C由下文的 They were so welltended.可知，人们经常看到老人“照料”那些花。2A花被照顾地如此好以至于每个路人都忍不住“停下来”看一眼。3Dlost in admiration 指“陷入钦佩中”，过去分词作状语，类似的表达方式还有 lost in thought “陷入沉思”等。4B句意：突然，他注意到这个老人是个盲人。realise “意识到”，多指意识形态；feel “感觉到”；think “想到”，多指主观认为。5C由下面的句子“你为什么天天忙着照料这些实际上你看不到的花呢？”可知，这位年轻人感到吃惊。故选C

30、项。excited 激动的；frightened 害怕的；satisfied 满意的；shocked 吃惊的。6B由下文中的“although I cant see these flowers”可知答案。7D由下面老人说的话可知，老人总共列举出了四种原因，故选D项。8A句意：我年轻的时候就是一个园艺师，我喜欢这份工作。由此可知，答案选A项。9C句意：尽管我看不到这些花，但是我可以“触摸”到它们。10D由下文的对话“Me? But you dont know me，”可知，最后一个原因是因为这位年轻人。11B由“Me？”可知，年轻人感到有点吃惊。with pleasure 很乐意；in surp

31、rise 吃惊地；with hope 有希望地；in anger 气愤地。12A老人不认识这位年轻人，这是个事实，故用true。13B大家都喜欢花，没有人会“拒绝”。turn down 拒绝；put down 镇压，记下；get down 下来；knock down 撞倒。14D由文章开头部分可知，大家都非常喜欢这个花园，因为它的美能够使人有良好的心情。15Boffer sth. to sb.给某人提供，此处的意思为“这个花园给我提供了一个能和你说话的机会”。16A此处指老人的“话”让我感到吃惊。17D句意：盲人种花，把它们当成是思想交流的纽带。故D项最为合适。18C让“每个人”都能分享到春天

32、里的阳光。19C由“with which they can see the kindness of the mans heart.”可知，只有 eyes 才能看到人内心深处的友善。20Dfail to do sth.不能做某事，因为老人是个盲人，故选D项。.短文改错We hold a discussion on the English Learning fever in China. Some agree that English plays important role in our lives. It is learning English which can help us unders

33、tand the rest of the world. Because of English, we can travel abroad with tour guides, study abroad and understand the instructions of import goods. But others say that no everyone needs to use English in the future. Only those who like English or need to use it for his work should learn it enthusia

34、stically. Other just need to learn daily words and properly pronunciation. Personally, English is important, but connecting it to tests have brought too much stress to students and been taken away the delight of learning a language.答案We hold a discussion on the English Learning fever in China. Some

35、agree that English plays important role in our lives. It is learning English can help us understand the rest of the world. Because of English, we can travel abroad tour guides, study abroad and understand the instructions of goods. But others say that everyone needs to use English in the future. Only those who like English or need to use it for work should learn it enthusiastically. just need to learn daily words and pronunciation. Personally, English is important, but connecting it to tests brought too much stress to students and taken away the delight of learning a language.