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1、2021 届北京市海淀外国语实验学校高三英语上学期期中试题及答案 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 WashingtonDCBusTours DC Highlights Tour This is their base tour.It begins at 10 am daily and lasts for 5 hours.This part-bus,part-walking tour includes guided stops in theUS.All of th
2、eir tours include a driver as well as a tour guide,and yourtour guide will get off the bus and give you walking tours of each stop,while your bus and driver wait for you.Capitol Building,the White House,Washington Monument as well as the Lincoln and MLK Memorials and the Vietnam War and Korean War V
3、eterans Memorials.$54Adult I$44Child(312)Discover DC Tour If you want pretty much to explore every famous monument and landmark in DC and take a 1-hour cruise on thePotomac River,then consider the Discover DC Tour.This 6-hour tour will take you to all locations(景点)listed on their DC Highlights Tour
4、as well as the World WarMemorial,the Franklin Delano Roosevelt Memorial,and the Thomas Jefferson Memorial.TIP:If you are planning on visiting NYC,you will get 30%off the Discover NYC Tour(normally$100)if you buy it at the same time as your Discover DC Tour.$74Adult I$54Child(312)VIP ExclusiveWashing
5、tonDCCity Tour This 8-hour tour is actually the Discover DC Tour above with a VIP add-on at the beginning and the end.You*11 meet your guide early for reserved(预留)tickets to tour inside the US Capitol Building.The 45-minute tour and film have reserved tickets so you dont have to worry about it being
6、 sold out.After your day of sightseeing,you ll be dropped off at the National Archives,again with reserved time tickets so you dont have to worry about waiting in line.$125 for Adults and Children Skyview Changeable Bus Tour On this changeable mini bus,you get to experience a guided tour with panora
7、mic views(全景)without the glare of a window in the photos!A guided bus tour takes you not only through all locations listed on the DC Highlights Tour,but also Old Town Alexandria andNationalHarbor.$69Adult I$59Child(312)Time:9 am4 pm 1.Whats special about the DC Highlights Tour?A.It uses mini buses.B
8、.It has the fewest locations.C.It has the most tour guides.D.It provides reserved tickets.2.How much should a man pay if he buys the Discover DC Tour and the Discover NYC Tour at the same time?A.$128.B.$174.C.$104.D.$144.3.Which tour lasts the longest?A.DC Highlights Tour.B.Discover DC Tour.C.VIP Ex
9、clusiveWashingtonDCCity Tour.D.Skyview Changeable Bus Tour.B Imagine that youare a superhero.Your superpowers are activated by a special suit.The suit communicates with your brain.It allows you to do amazing things with only a thought.By concentrating on strength,for example,you can kick a soccer ba
10、ll across a field.By focusing on swift actions,you can jump to the top of a tree.Such a connection between mind and machine may sound like a fantasy.To scientists,though,it is a very real goal.They are creating machines that let disabled monkeys walk.These machines may soon help disabled humans do t
11、he same.Unlike other bionic devices,these robotic“super suits”do not communicate with muscles and nerves.Instead,they have a direct line to the brain.In 2005,doctors drilled a hole in the skull of Hutchinson,who had lost her right arm in an accident.Then they inserted a sensor onto her motor cortex(
12、大脑皮层运动区).Wires connected the sensor to a receiver on her head.After she recovered,researchers pluggedHutchinsons receiver into a cable that relayed signals from her brain to computers.Then they connected a robotic arm to the computers.The computerscould interpretHutchinsons brain signals to move the
13、 arm.Soon,Hutchinson,the computer,and the robotic arm became a team.Hutchinsonwas even able to lift her hand and drink from a cup.“She smiled when she put down that drinkthats everything.”says Donoghue,a brain scientist.Today other scientists are building on that success.One of those scientists is D
14、r.Miguel Nicolelis,who designed a whole-body bionic equipment.In 2014,a disabled former athlete kicked the first ball of the World Cup Games wearing one of Miguels full-body exoskeletons.The exoskeleton was connected to brain signal sensors in the mans cap.By thinking about kicking,he sent signals t
15、o a computer on his back.The computer then translated the signal into an exoskeleton-aided kick.Such designs may become common as scientists keep merging mind and machine.4.Which can best describe the tone of paragraph 1?A.Narrative and serious.B.Persuasive and critical.C.Informative and objective.D
16、.Descriptive and imaginative.5.What is paragraph 3 mainly about?A.Reason of the experiment.B.Results of the experiment.C.Process of the experiment.D.Significance of the experiment.6.Why is Dr.Miguels exoskeleton special?A.It can be used on animals.B.It can move the whole body.C.It was supported by c
17、omputers.D.It was connected directly to the brain.7.What can be inferred from the last paragraph?A.Robotic suits may be widely used to help disabled people.B.Exoskeleton is more common thanHutchinsons bionic arm.C.Scientific experiments are commonly carried out in football fields.D.Disabled athletes
18、 can now play football again with the help of computer.C Have you ever done something that was really dangerous just because you thought it was safe？Maybe you did a dangerous trick on your bicycle or skateboard because you were wearing a helmet and thought you couldnt get hurt.The psychology(心理)of t
19、his sort of behavior is called the Peltzman Effect,named after Sam Peltzman,professor of economics at the University of Chicago.Peltzman believes that those moments when people think they are the safest are the times when they act most dangerously.Peltzman said that people drove more dangerously whe
20、n they wore seat belts(安全带).Driving a large four-wheel drive vehicle has a similar effect on drivers behavior.Because drivers of large vehicles sit up higher and can see better,they feel they can make better judgments when they drive.They are better protected in accidents,so they act more dangerousl
21、y.This makes driving morehazardousto other drivers.The Peltzman Effect isnt just limited to driving.In 1972,the American Food and Drug Administration(FDA)passed a law requiring child safety caps on most medicine bottles.The safety caps were designed to prevent children from accidentally taking the m
22、edicine,especially painkillers such as aspirin.Requiring safety caps sounded like a great idea,but there was an unexpected side effect.Because the safety caps are so hardto take off,some people leave them off altogether Worse,some parents leave the bottles where kids can reach them because they feel
23、 that it is safe because of the cap.A study on the Peltzman Effect showed that more than 3,500 children have been harmedby aspirin because of the safety caps.The Peltzman Effect describes how were likely to take more risks and act more dangerously when we feel safest.Whats more,the effects of these
24、behaviors can be quite different from what we expect.8.What is the Peltzman Effect？A.People behave less safely when they feel safe B.People feel safest when they are under protection C.Something that seems dangerous turns out to be safe D.People who act dangerously are likely to be together 9.What d
25、oes the underlined word“hazardous”in Paragraph 2 mean？A.Interesting B.Expensive C.Dangerous D.Important 10.Medicine bottles with safety caps _ A.are required throughout the world B.meet the demands of the Peltzman Effect C.sell well in the world D.are not completely safe 11.What would be the best ti
26、tle for the text？A.Unsafe Safety Measures B.Types of Decision Making C.Peoples Fear of Taking Risks D.Different Behaviors of People in Danger D Do you ever listen to the songs that your parents like?Chances are that you dont.You probably think the music that they like is old and boring and that the
27、songs on your playlist are muchcooler.But scientists found that peoples music taste changes as time goes by.So it is likely that your own musical preferences will follow a similar path to your parents,whether you like it or not.We used to think that culture and personality(个性)are the only reasons fo
28、r different music choices.But researchers at the University of Cambridge noticed that as people enter into different age groups,their social environment changes,and so does their music taste.There are some musical periods that people go through in their life.The first period comes in the teenage yea
29、rs,during which people like strong music such as punk and rock,because teenagers tend to be aggressive or want to be independent.But as people move into early adulthood,their lifestyles change they want to build close relationships with others.As a result,they become fonder of contemporary music,suc
30、h as pop and R&.B,which is usually uplifting and danceable.When middle age comes,most people have settled down.During this period,people prefer music,such as jazz and classical,as well as music like country,folk and blues.As for old people,they prefer old songs in their childhoods.They generally lis
31、ten to relaxing music,such as country music and jazz music.But you must be questioning.“Arent there old people who are still interested in or even crazy about rock music?”Of course there are.But their reasons for listening to rock music may have changed.At that age people may listen to remind themse
32、lves of their youth.12.What do young people usually think of the songs their parents enjoy?A.They are actually less cool.B.They are worth listening to.C.They are especially serious.D.They are hard to understand.13.How many musical periods are there that people go through in their life?A.Two.B.Three.
33、C.Four.D.Five.14.People who want to make friends mostly prefer _.A.jazz music B.country music C.rock music D.pop music 15.What is the best title for the text?A.People Have Different Opinions on Music B.People Listen to Music for the Same Reason C.Peoples Taste in Music Changes with Time D.Peoples Li
34、festyle Can Be Changed by Music 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 To help contain COVID-19,one of the most important things you can do is wear a mask in public._16_.Try these smart fixes for common problems.Glasses Getting Fogged Up Why it happens:_17_and lands on
35、the cooler surface of your glasses.How to fix it:Look for a mask with a metal wire in that goes over the bridge of your nose,and pinch it until it fits your nose shape.Another trick:Clean glasses with soap and water to help prevent fogging.Mask Slipping Down Why it happens:Faces come in all shapes a
36、nd sizes._18_,But once you are out and about,a fitted mask is crucial so that you dont touch your mask and risk contaminating it or your hands.How to fix it:To make sure a mask fits you correctly,put it on and cup your(washed)hands around the edges.Pull the mask up towards your cheeks,then down towa
37、rds your chin.Adjust the ear loops._19_.It should feel a little harder to breathe in,and move in and out as you breathe.If it doesnt,you need to tighten it.Difficulty Communicating Why it happens:Even people with perfect hearing can struggle to understand others who are wearing a mask.Its a physical
38、 barrier that blocks sound and can cause speech to be unclear._20_.How to fix it:People assume that they just need to speak louder,but thats not itslow down and speak as deliberately as possible.You can buy masks with a clear window to allow for lip-reading as well.A.You feel comfortable wearing the
39、 mask B.So the mask does not gap at the sides or top C.But small annoyances can discourage mask use D.And some mens facial hair makes getting a good fit difficult E.The hot air from your breath escapes from the top of your mask F.It also blocks visual signals,like whether a person is smiling or not
40、G.However,wearing a mask when you are out and about is essential for your safety 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 Steve was a seventh grader,a big boy,looking more like a teenager than a 12yearold.Yet,he went unnoticedhe had been_21_every
41、examination since first gradeuntil Miss Wilma appeared.In the middle of the first semester of school,the entire seventh grade was_22_for basic skills.“You all did pretty well，”Miss Wilma told the class after going over the_23_，“except for one boy.And it_24_my heart to tell you this,but.”she_25_，“the
42、 smartest boy in the seventh grade is failing my class.”Steve_26_his eyes and carefully examined his fingertips.After that,Steve still wouldnt do his homework.Even if Miss Wilma_27_punished him,he remained_28_.“Steve,please!I care about you！”_29_,Steve got it!“Someone CARES ABOUT ME？！”One Monday a c
43、ouple of weeks later,Miss Wilma gave a_30_onthe weekend homework.Steve_31_through the test and was the first to hand in his paper.With a look of_32_，Miss Wilma took his paper and began to look it over.Miss Wilmas face was in a_33_shock!She glanced up at Steve,then_34_，then up.The smartest boy in the
44、 seventh grade had just passed his first test!From that moment,nothing was the same for Steve.He discovered that not only could he remember and understand_35_,but he could translate what he learned into his life.He became_36_.After high school,Steve enlisted in the Navy,and he had a(n)_37_military c
45、areer.During his naval years,he inspired many young people who might not have_38_themselves without him.A_39_took place within the heart of a boy all because of one teacher,who_40_about him.21.A.missing B.failing C.passing D.skipping 22.A.tested B.classified C.separated D.dismissed 23.A.questions B.
46、effects C.lessons D.results 24.A.fills B.presses C.breaks D.destroys 25.A.shouted B.hesitated C.interrupted D.laughed 26.A.dropped B.raised C.covered D.closed 27.A.strangely B.steadily C.severely D.secretly 28.A.helpless B.stubborn C.flexible D.crazy 29.A.Commonly B.Unwillingly C.Particularly D.Sudd
47、enly 30.A.quiz B.chance C.speech D.presentation 31.A.slept B.looked C.lived D.hurried 32.A.disappointment B.surprise C.satisfaction D.inspiration 33.A.bitter B.total C.precious D.ridiculous 34.A.down B.away C.out D.back 35.A.homework B.grades C.knowledge D.subjects 36.A.outstanding B.lazy C.rough D.
48、troublesome 37.A.tiring B.ordinary C.hardworking D.successful 38.A.relied on B.looked after C.turned to D.believed in 39.A.competition B.choice C.change D.campaign 40.A.waited B.listened C.wished D.cared 第二节（共 10 小题；每小题 1.5 分，满分 15 分）阅读下面短文，在空白处填入 1 个适当的单词或括号内单词的正确形式 Paper cutting is one of Chinas m
49、ost popular folk arts.Archaeological finds show that the tradition started in the_41._(six)century;it is even supposed that the beginning of papercutting is even a few centuries_42._(early).Paper cuttings have special_43._(important)at festivals and on holidays._44._(get)rid of the old and bring goo
50、d luck,people put up paper cuttings_45._the windows on the Eve of the Spring Festival.There are two methods of making paper cuttings by using scissors or knives.As the name suggests,scissors cuttings are made with scissors.Several pieces of paper(up to eight pieces)_46._(place)together.The patterns