2021届东莞市东坑中学高三英语下学期期中考试试题及参考答案.pdf

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1、2021 届东莞市东坑中学高三英语下学期期中考试试题及参考答案 第一部分 阅读（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、D 四个选项中选出最佳选项 A For some people,theres no better companion than mans best friend-a dog.This four-legged pet can bring comfort and joy and provide much-needed exercise for you when it needs walkies!Thi

2、s probably explains why dog ownership increased last year because people spent more time at home during he CovID-I9 lockdown.However,as demand for a new dog increased,so did the price tag.Popular breeds,such as Cockapoos and Cocker Spaniels,saw even sharper price increases,and puppies have been sell

3、ing for$3,000 or more.Animal welfare charities fearthat high prices could encourage puppy farming,smuggling(走私)or dog theft.An investigation found some breeders have been selling puppies and kittens on social media sites-something charities have called“extremely irresponsible”.But despite some new o

4、wners purchasing a dog legally,maybe from a rescue center or registered breeder,theyve proved to be ill-prepared for life with a new pet,and the pet itself has found it hard tocome to terms withlife in a new home.Looking to the future,there are concerns about the welfare of these much-loved pets.Lan

5、 Alkin manager of the Oxfordshire Animal Sanct uary in the UK,notes:“At the moment,the dogs are having a great time,but separation anxiety could still surface when people go back to work.”And Cliare Calder from the UKs Dogs Trust rescue charity says,“The economic situation also means that some peopl

6、e may find they cant afford to look after a dog.”The message is not to buy a dog in haste and to pick one that fits into our lifestyle.1.The greater demand for dogs can cause the following problems except _.A.illegal trade of dogs B.less dog farming C.high prices of dogs D.online sale of dogs 2.What

7、 does the underlined phrasecome to terms within paragraph 4 mean?A.Fit in with B.Go in for C.Make up for.D.End up with 3.What can we learn from the last paragraph?A.Despite the problems,dogs are living happily.B.The writer has a positive attitude towards dogs future.C.Experts are worried that dogs w

8、ill be unaffordable to people.D.The writer advises people to think twice before keeping dogs as pets.B ElonMusk is a symbol of passion,hard work and success.A person may work hard in his life,but when hard work goes along with passion and a new idea,then something is created that astonishes the worl

9、d.As the founder of big companies like PayPal,SpaceX,and Tesla Motors,Elon Musk is a guide and inspiration for the youth around the world.Elon Musk was born on June 28,1971 inPretoria,South Africa.He was the eldest of three children.His father Errol Musk,a British-born South African,was an engineer.

10、Musk spent his childhood inSouth Africaand at the age of 9,he got his first personal computer.This got Elon interested in programming and he started to learn on his own.At the age of 12,he made his first computer game,Blaster,which earned him$500 when he sold the source code to a magazine.When he wa

11、s 17,he decided to leave home and had wanted to move to theUnited Statesafter graduating from a secondary school inPretoria.However,he was unable to move to theUnited States.In 1989,Elon Musk moved toCanada,where his mothers s lived.After obtaining Canadian citizenship,Musk went toMontreal.Due to a

12、lack of money,he found a low-paying job.At the age of 19,he enteredQueensUniversityinKingston,Ontario,studying there for two years.Finally,in 1992,his dream came truehe moved to theUnited States.As a teenager,Musk struggled with depression.But then he realized that the most important thing was prese

13、nting himself with the right questions.The day he started doing this,everything started to get easier.Musk thought that a human being had to expand the limits of his consciousnessto ask the right questions and get answers to them;thus he asked the best question of all:what will have the greatest imp

14、act on the future of humans?Musk found that these things were the Internet and space exploration.The life of Elon Musk is inspiring.He found success on the Internet,without much formal learning.By reading books and using his willpower and dedication,he reached a level of knowledge that is difficult

15、to imagine.He did not give up until he achieved his dreams.Elon Musk truly stands out among other billionaires because of his leadership abilities,positive attitude,ability to know when to take risks,and belief in futuristic technologies.4.According to the passage,Elon Musk gained knowledge of compu

16、ter by _.A.teaching himself B.learning from his father C.taking online courses D.studying inQueensUniversity 5.What made things easier for Elon Musk when he suffered from depression?A.Expanding knowledge by reading books.B.Asking himself the right questions.C.Achieving success on the Internet.D.Desi

17、gning computer games.6.What can we learn from the passage?A.Its never too late to learn.B.Youth means limitless possibilities.C.Where theres a will,theres a way.D.He who doesnt advance falls backward.7.Which words can best describe Elon Musk according to the passage?A.Optimistic and generous.B.Ambit

18、ious and determined.C.Independent and helpful.D.Adventurous and realistic.C As a basic food in the Asian diet，soybeans（大豆）have been used to make tofu and soy milk for hundreds of yearsBut now，they are also being turned into an alternative to plastic wrap William Chen，a professor of foodscience and t

19、echnology at Singapores Nanyang Technological University，invented the environmentallyfriendly food wrap Its made of cellulose（纤维素），a form of fiber，obtained from the waste generated by soy bean product producersThe beans are pressed tosqueeze out juice thats used to make tofu and soy milkAnd whats le

20、ft is usually thrown away，but Chen takes the waste and puts it through a fermentation（发酵）process，during which cellulose is produced Cellulosebased plastic wraps have been on the market for a few years，but Chen says that most are made from wood or corn，grown for that purposeBy contrast，his wrap is ma

21、de from a waste product，which doesnt compete with other crops for land and is more sustainable Chens technology could help to solve two problems at once：cutting plastic production and reducing the amount of food waste In Singapore，the amount of food waste generated every year could fill up 15，000 Ol

22、ympicsized swimming pools，Chen says F&N，a soybased drinks producer，has partnered with Chens lab and provides the product，straight from the factoryThe company is conducting a study to assess whether the food wrap could complete commercially with conventional productsChen adds，The soybased wrap costs

23、almost nothing to makein the lab because the raw materials are free Commercial production would involve additional expenses，such as storage and quality control，however，we have not calculated those costs yet Chen hopes neighboring soyloving countries will be inspired bySingapore to adopt his innovati

24、onMy dream is that our technology，which is cheap and simple，will cut plastic and food waste and create a cleaner environment，Chen says 8.What is the second paragraph mainly about？A.The introduction to William Chen B.The process of producing soy milk C.The way to make soybased wrap D.The benefit of e

25、ating soy products 9.Whats the biggest difference of Chens wrap from other cellulosebased plastic wraps？A.It saves land for industry B.Its more easilybroken down C.It is made from the food waste D.It has been put into practice for many years 10.What will commercial production of the food wrap cause？

26、A.A lack of competitiveness B.Poor quality of the wraps C.A shortage of raw material D.An increase in production costs 11.From which is the text probably taken？A.A personal diary B.A travel guide C.A book review D.A scientific magazine D Summer heat can be dangerous,and heat leads to tragedy far too

27、often.According to kidsandcars,org,an average of 37 young children per year die of car heat in the US,when they are accidentally left in a hot vehicle.For Bishop Curry,a fifth grader from Mckinney,Texas,one such incident hit close to home.A six-month-old baby from his neighborhood died after hours i

28、n a hot car.After hearing about her death,Curry decided that something needed to be done.Young Curry,who turned 11 this year,has always had a knack for inventing things,and he drew up a sketch(草图)of a device he called“Oasis.”The device would attach to carseats and watch the temperature inside the ca

29、r.If it reached a certain temperature in the car,and the device sensed a child in the carseat,it would begin to circulate cool air.Curry alsodesigns the device using GPS and Wi-Fi technology,which would alarm the childs parents and,if there was no response from them,the police.Currys father believes

30、 that the invention has potential.“The cool thing about Bishops thinking is none of this technology is new,”he said.“We feel like the way hes thinking and combining all these technologies will get to production faster.”His father even introduced the device to Toyota,where he works as an engineer.The

31、 company was so impressed that they sent Curry and his father to a car safety conference in Michigan.In January,Currys father launched a campaign for the invention.They hope to raise money to finalize the patent,build models,and find a manufacturer.Their goal was$20,000,but so many people believed i

32、n Oasis potential that they have raised more than twice that over$46,000.Currys father remembers the first time he saw his sons sketch.“I was so proud of him for thinking of a solution,”he said.“We always just complain about things and rarely offer solutions.”12.What inspired Curry to invent Oasis?A

33、.His narrow escape from death after being locked in a car.B.His knowledge of many childrens death because of car heat.C.The death of his neighbors baby after being left in a hot car.D.The injury of 37 children in his school in a car accident.13.What would Oasis do if it was hot in a car with a child

34、?A.It would inform the parents or even the police.B.It would pump out the hot air in the car.C.It would sound the alarm attached to the car.D.It would get the window open to save the child.14.What does Currys father think is cool about Currys invention?A.It used some of the most advanced technology.

35、B.It simply combined technologies that existed.C.It could accelerate production of new technology.D.It is the most advanced among similar products.15.Why did Currys father start a campaign to raise money?A.To conduct experiments to test the invention.B.To get other children devoted to inventions.C.T

36、o support a charity of medical aid for children.D.To get the patent and bring it to production.第二节（共 5 小题；每小题 2 分，满分 10 分）阅读下面短文，从短文后的选项中选出可以填入空白处的最佳选项。选项中有两项为多余选项 Learn to Cite Sources(引用资料)During your university education,youll be exposed to ideas and scientific theories of scholars and scientists

37、.Unavoidably,your own ideas will be shaped by the ideas you come across._16_That means youshould go beyond what you learn in your textbooks or in the library.Your original work is the basis for your professors evaluation of your performance.Thus,academic honesty is fundamental in your university edu

38、cation.It demands that you cite the source materials you base your own work on._17_ Correctly citing your sources helps you distinguish your own ideas from those of other scholars.On the readers side,it permits a reader to determine the depth of your research._18_On the contrary,lack of citing will

39、only raise your readers doubt.So you need to learn when to cite and how to provide an adequate or accurate reference list.If you fail to cite your sources,whether deliberately or carelessly,you will be found responsible for plagiarism(抄袭)._19_If you are not sure,ask your professor for guidance befor

40、e submitting the paper or report.Keep in mind this general rule:when in doubt,cite!_20_For example,students from East Asia may think that copying directly from sources is the proper way to do research.Students in France,preparing for the final examination,may be encouraged to memorize whole passages

41、 and copy them into papers.Those cultural differences can lead to false assumptions about academic expectations in the country you study in.A.Some university students may cheat in different ways.B.These include other scholars ideas,figures,graphs and so on.C.The academic challenge you face is to mak

42、e something original.D.Often,students want to use others opinions to support their own essays.E.It also allows a reader to appreciate your original contribution to the research.F.For international students,it is important to know local academic expectations.G.Not knowing academic regulations is an u

43、nacceptable excuse for such behavior.第二部分 语言运用（共两节，满分 45 分）第一节（共 20 小题；每小题 1.5 分，满分 30 分）阅读下面短文，从每题所给的 A、B、C、D 四个选项中选出可以填入空白处的最佳选项 A mother battlingbreast cancer is feeling grateful for the kindness she received by a complete stranger.Amy Pettenato was_21_breakfast with her family at the Metropolis

44、Diner when she noticed another family kept looking at her and smiling.Pettenato_22_they were looking at her because of her shaved head.“I got_23_,and teared up.I went into self-conscious mode about my_24_.It was the first time Id been out since Id shaved my head,”she said.“But then came the moment t

45、hat changed the meaning of those glances_25_.The mom_26_and sits next to us and told me she was a 13 year breast cancer survivor.So we_27_for a bit and she wished me luck with everything Im going through and_28_me to stay positive.”Pettenato and her family finished_29_and asked for the check,but lea

46、rned it had been paid by the kind_30_.They all looked at the waitress_31_and she said the woman next to them had paid their bill.The_32_woman who took five minutes out of her time to_33_Pettenato and share her experience.After the_34_had been shared in the Sachem moms Facebook group,a friend called

47、and said he found her_35_.The woman wrote Pettenato and said_36_they might not know each other,they were“bonded as pink sisters”and shed paid it forward because she knew how_37_the struggle is for Pettenato right now.Pettenato says she_38_her story so others would know they are not facing the_39_alo

48、ne.“My journey,”she said,“is going to be somebody elses support system.And positivity is_40_.”21.A.cooking B.ordering C.preparing D.enjoying 22.A.suggested B.assumed C.announced D.confirmed 23.A.sad B.disappointed C.angry D.exhausted 24.A.beauty B.hair C.clothes D.body 25.A.fortunately B.similarly C

49、.completely D.generally 26.A.puts up B.makes up C.takes up D.gets up 27.A.argued B.discussed C.explained D.talked 28.A.reminded B.scolded C.warned D.persuaded 29.A.visiting B.talking C.eating D.imagining 30.A.manager B.stranger C.director D.host 31.A.puzzled B.embarrassed C.frightened D.shocked 32.A

50、.usual B.extra C.ordinary D.same 33.A.admire B.comfort C.comment D.ignore 34.A.example B.message C.story D.adventure 35.A.angel B.companion C.partner D.assistant 36.A.while B.when C.if D.as 37.A.impossible B.necessary C.hard D.dangerous 38.A.published B.explained C.shared D.created 39.A.race B.campa