2021年西安市东方中学高三英语下学期期中试题及参考答案.pdf

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1、2021 年西安市东方中学高三英语下学期期中试题及参考答案 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 Four Truly Unique Canadian Camping Experiences Mount Robson Provincial Park,British Columbia Named after the highest mountain in the Canadian Rockies,this park gives you breathtaking vie

2、ws of mountain landscapes along with lakes,waterfalls,canyons,and caves.The Berg Lake campground is located right at the northern base of the 3,954-meter peak(山巅),which is about a days hike in.Fundy National Park,New Brunswick If youve grown tired of the tent or RV,this park is one of the few nation

3、al parks offering yurt(蒙古包)rentals.Make sure you visit theBay of Fundywhere the worlds highest tides make for some great surfing.You also cant miss the amazing Acadian forest waterfall.If youre looking for even more entertainment,the park also hostsmusic and cultural festivals each summer and has it

4、s own golf course.KluaneNational Parkand ReserveYukon From May to September,theKathleenLakecampground sees visitors come from far and wide to camp,hike and fish.Mountaineering is especially popular as Kluane is home to 17 of Canadas 20 highest peaks.Flightseeing over the parks glaciers and rafting(漂

5、流)the winding Alsek River will also keep you out enjoying the wilderness.Prince Edward Island National Park,Prince Edward Island If youre looking for a family-friendly park,this one is wonderful.Between the seven beaches and more than 50 kilometersof hiking and cycling trails,youll certainly be kept

6、 busy.Literature lovers,you can see what inspired L.M.MontgomerysAnne of Green Gables at the nearby Green Gables Heritage Place and even explore the original house.1.Where is the park offering yurt rentals located?A.InBritish Columbia.B.InNew Brunswick.C.InYukon.D.InPrince Edward Island.2.What can y

7、ou do inKluaneNational Parkand Reserve?A.Climb the highest mountain inCanada.B.Experience the highest tides.C.Raft the windingAlsekRiver.D.Attend music and cultural festivals.3.Which will you choose if you are a fan of Anne of Green Gables?A.Mount RobsonProvincialPark.B.Fundy National Park.C.KluaneN

8、ational Parkand Reserve.D.Prince Edward IslandNational Park.B For as long as I can remember,my body and I have shared a relationship of discontent.Growing up,I was skinnier than the other kids and at five I was told I wasnt attractive and that I must put on some weight.But no matter how much I ate,I

9、 stayed thin for years until adolescence.Then I started putting on weight almost immediately.I remember feeling happy as I began to fill out.However,my joy didnt last long.I was thirteen when I was first called fat.Friends and neighbours would make jokes on my big size.As I entered my late teens,I h

10、ad completely lost confidence in my body and,subsequently,in myself.Having failed to live up to conventional beauty standards,I was convinced that if I wanted to be loved,I needed to offer more,doing anything to please everyone around.I entered adulthood thinking I wasnt“enough”an idea that was seed

11、ed not only by the fact that“skinny”is celebrated,but also by the language associated with accounts of losing weightselfimprovement,disciplineall virtues.Being fat quickly categorizes you as lazy and undisciplined.Consumed by thoughts of the way my body looked,I didnt notice the other ways my body n

12、eeded attention.I failed to realize,for example,that my period was much heavier and more painful than ever before.Actually I developed a rare disease and later I had two surgeries.I was always made to feel that my weight was the root of a lot of problems in my life;I have learnt this is not true.Aft

13、er a lot of selfreflection and some professional help,I realized I never learnt to like myself.While two decades of selfhatred cannot be undone overnight,I have taken first steps to acceptance.I am now much lighter than before,in body and mind.There are days I find voices on social media saying I am

14、 too fat to be loved or to be worthy,but I am learning not to focus on that thought for long.As long as I like myself,just the way I am,opinions at the end of the day are just water off a ducks back.4.What can we learn about the author from the first two paragraphs?A.She could change her weight at w

15、ill.B.She had different beauty standards from others.C.She tried to love others to build her confidence.D.She was greatly influenced by others opinions.5.Why did the author think she wasnt“enough”?A.She was poorly disciplined.B.She failed to celebrate“skinny”C.She was labelled as lazy for her weight

16、.D.She put on more weight after entering adulthood.6.What caused the author to make a change?A.Her lighter body.B.A troublesome illness.C.Popular beauty standards.D.Others critical comments.7.What is the best title for the text?A.Beauty matters.B.Opinions vary.C.Worth your weight.D.Beyond your limit

17、s.C At Aizo Chuo Hospital in Japan,employees greet newcomers,guide patients to and from the surgery area,and print out maps of the hospital for confused visitors.They dont take lunch breaks or even get paid.Why?Theyre robots!Robots have long worked in factories,helping to build cars and electronic a

18、ppliances.But todays robots dont just do the jobs of peoplethey actually look and act a lot like people.Kansei,arobot from Japan,has a plastic face covering 19 movable parts.The robot can make 36 facial expressions in response to different words.Kansei shakes in fear at the word“war”and smiles when

19、it hears the word“dinner”.Researchers in Europe are going even further with iCub,a“baby”robot.They are teaching it to speak and hold conversations.The ability to interact is crucial for robots that will one day work closely with humans says robotics professor ChrisAtkeson.“This will require robots t

20、o understand what you say and how you are feeling and respond with appropriate emotions,”he told WR News.Japanese scientist Minoru Asada agrees.He is building a robot called CB2 that acts like a real baby.“Right now,it only goes,Ah,ah.But as we develop its learning function,it will start saying more

21、 complex sentences and moving on its own,”Asada says.“Next-generation robots need to be able to learn and develop by themselves.”Intelligent robot will become more important in the future,as populations age and the number of human workers declines in many countries.“Were going to have many more old

22、people and not enough young people to care for them,”says robot researcher Matthew Mason.“Technology can help the old people live at home longer,instead of going to nursing homes.”8.According to the passage,what jobs have robots already performed?A.Giving advice,answering customer questions and plan

23、ning events.B.Producing factory goods,building cars and greeting customers.C.Greeting customers,producing factory goods and performing surgery.D.Building cars,driving passengers and providing directions.9.The second paragraph in this passage is mainly about?A.To explain how a robot works.B.To define

24、 what a robot is.C.To describe the functions of modern robots.D.To predict the future uses of robots.10.How does the Kansei robot react on the word“fire”?A.Use languages to warn nearby humans.B Back up its memory files.C.Activate an automatic fire alarm.D.Produce a worried look on his face.11.In Asa

25、das opinion,the next step for robots will be to develop_.A.the ability to learn independently B.the ability to understand human commands C.the capacity to interact with humans D.the willingness to work together D As artificial intelligence(AI)systems become more advanced,we can expect them to be use

26、d more often in the world of human medicine and healthcare.AI is designed to imitate(模仿）the human brain in decision making and learning,so with the computing power to learn tasks in days or even hours,it is possible to create medical AIs that rapidly outperform doctors in certain tasks.Data plays a

27、hugely important role in helping AI systems learn about human medicine.AI systems are trained on large data sets gathered from real-life cases.Providing detailed patient information in quantities is a crucial factor for their success.One of the most important areas for influencing global health is i

28、n the field of epidemiology(流行病学）。Predicting disease outbreaks can save millions of lives by having resources ready should the worst happen.Startup AIME has successfully combined public health data with machine learning and AI to create a prediction engine capable of anticipating epidemics months in

29、 advance with great accuracy.Another field where medical AIs are making rapid advances is in diagnostics(诊断学）Doctors base a lot of decisions on information from X-ray,CT and MRI images.Speeding up.diagnoses from patient scans can rapidly improve patient care and outcomes.Computer vision AIs use patt

30、ern recognition to work through these images with incredible speed and accuracy.They have been able to outperform junior doctors and even senior specialists in some tests.Cardiologist(心脏科医生）Rima Arnaout developed an AI that beat human experts at correctly interpreting echocardiograms(超声心动图）by 92 per

31、cent to 79 percent.She said that despite the result there is no prospect of AI replacing human doctors any time soon.“As cardiologists,weread the images and then go to see the patient,”she said.“So were both reading images and practicing medicine.I dont think that the second piece will be taken over

32、 so quickly.”The acceptance of AI in medicine will continue to gather pace in the future as it becomes more widespread.12.What played a big role in helping AI systems know of human medicine?A.Certain tasks.B.Large data.C.The skill to imitate.D.The increasing demand.13.Why is Startup AIME mentioned i

33、n paragraph 3?A.To illustrate predicting disease is possible.B.To call on doctors to focus on public health data.C.To prove its a successful company in global health.D.To let readers realize the importance of early success.14.What do we know about computer vision AIs?A.They do better than doctors in

34、 some tests.B.They speed up diagnoses from patient scans.C.They can rapidly improve patients conditions.D.They analyze information from X-ray,CT and MRI images.15.What do Rima Arnaouts words in paragraph 5 imply?A.AIs are not so smart as human doctors.B Its not easy for AIs to take the place of huma

35、n doctors.C.A cooperation between AIs and human doctors is a must.D.Human doctors are playing a big role in practicing medicine.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 Give yourself a test.Which way is the wind blowing?How many kinds of wildflowers can be seen from your

36、front door?If your awareness is as sharp as it could be,youll have no trouble answering these questions.Most of us observed much more as children than we do as adults.A childs day is filled with fascination,newness and wonder._16_But distinctions that were sharp to us as children become unclear;we a

37、re numb to new stimulation(刺激),new ideas.Relearning the art of seeing the world around us is quite simple,although it takes practice and requires breaking some bad habits.The first step in awakening senses is to stop predicting what we are going to see and feel before it occurs._17_One chilly night

38、when I was hiking in the Rocky Mountains with some students,I mentioned that we were going to cross a mountain stream.The students began complaining about how cold it would be.We reached the stream,and they unwillingly walked ahead.They were almost knee-deep when they realized it was a hot spring.La

39、ter they all admitted theyd felt cold water at first._18_I saw bird watchers who spotted a bird,immediately looked it up in field guides,and said,a ruby-crowned kinglet and checked it off.They no longer paid attention to the bird and never learned what it was doing.The pressures of time and destinat

40、ion are further blocks to awareness.I encountered many hikers who were headed to a distant camp-ground with just enough time to get there before dark._19_They never take a moment to see whats around them.I asked them what theyd seen.Oh,a few birds,they said.They seemed bent on their destinations._20

41、_Next time you take a walk,no matter where it is,take in all the sights,sounds and sensations.Wander in this frame of mind and you will open a new dimension to your life.A.This blocks awareness.B.They dont know what awareness is.C.Curiosity gave us all a natural awareness.D.It seldom occurred to the

42、m towander a little bit.E.Nature seems to unfold to people who watch and wait.F.Being sharp doesnt mean we have to stay alert all the time,though.G.Another block to awareness is the obsession many of us have with naming things.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

43、 四个选项中选出可以填入空白处的最佳选项 James Cook and his wife Samantha Jones started their beekeeping work eight years ago and have gained much experience.They are_21_at solving the problems their bees face,which_22_harmful insect-killing farm chemicals.The year 2020 was their year to_23_their own business after wor

44、king several_24_for other beekeepers,when they were in Californias farms.The farm was always full of white flowers that could_25_into nuts or fruits in the fall.It was_26_because the many beekeepers travelled with their bees to pollinate(授粉)the crops in the summer.Then the coronavirus health crisis

45、hit.Cook and Jones became_27_.Did they stay or did they go?They were stuck in_28_.Actually by that time,they had planned to_29_their hives(蜂巢)to a valley friendly to beesso as to let the bees_30_their contact with farm chemicals.They know agricultural workers are of importance and honey also can be_

46、31_on normal condition for a long time.So after struggles,they_32_to stay and set out to create their_33_Bird and the Bees Honey.Now,Cook and Jones and their small crew are working day and night in order that they can build their honey_34_.They are_35_tired and in debt because they took a_36_to get

47、the business up and running.But they were also hopeful.Cook,who is 35,said starting a business in the_37_times will he hard.However,they think it_38_to do it and the_39_is teaching them a lesson to look for the_40_and appreciate the beauty that you can find.21.A.confused B.amazed C.sad D.expert 22.A

48、.gather B.avoid C.involve D.focus 23.A.get down to B.get rid of C.give up D.put off 24.A.months B.years C.days D.minutes 25.A.get B.put C.break D.change 26.A.possible B.necessary C.important D.rare 27.A.inspired B.impressed C.concerned D.occupied 28.A.trap B.difficulty C.exam D.mood 29.A.donate B.co

49、ntribute C.hand D.take 30.A.suffer from B.bring about C.recover from D.get into 31.A.made B.stored C.harvested D.picked 32.A.pretended B.decided C.happened D.promised 33.A.brand B.fame C.solution D.product 34.A.family B.food C.honor D.factory 35.A.merely B.rarely C.extremely D.gradually 36.A.break B

50、.bow C.jog D.loan 37.A.magical B.unique C.stressful D.unforgettable 38.A.practices B.aims C.appreciates D.pays 39.A.tale B.experience C.fact D.truth 40.A.comfort B.optimism C.honey D.dream 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 Eating an unhealthy diet might be more deadly t