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1、2021 届南昌县三江中学高三英语期末考试试卷及参考答案 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 If you had the opportunity to live forever,would you take it?Keeping your body alive indefinitely still seems like an impossibility,but some scientists think that digital technology may h
2、ave the answer:creating a digital copy of your“self”and keeping it“alive”online long after your physical body has ceased to function.In effect,the proposal is to clone a person electronically.Unlike the familiar physical clones children that have identical features as their parents,but that are comp
3、letely separate organisms with a separate life your electronic clone would believe itself to be you.How might this be possible?The first step would be to mapthe brain.How?One plan relies on the development of nanotechnology(纳米技术).Ray Kurzweil one of the kings of artificial intelligence predicts that
4、 within two or three decades we will have nano transmitters that can be put into the bloodstream.Inthe capillaries(毛细血管)of the brain,they would line up alongside the neurons and detect the details of the cerebral(大脑的)electronic activity.They would be able to send that information to a receiver insid
5、e a special helmet,so there would be no need for any wires sticking out of the head.As a further step,Ray Kurzweil also imagines the nano transmitters being able to connect you to a world of virtual reality on the Internet,similar to what was shown in the film“Matrix”.With the nano transmitters in p
6、lace,by thought alone,you could log on to the Internet and instead of the pictures coming up on your screen,they would play inside your mind.Rather than send your friends e-mails you would agree to meet up on some virtual tropical beach.Some peoplebelieve that they can enjoy life after death.But why
7、 wait for that when you could have a shot of nanobots(纳米机器人)and upload your brain onto the Internet and live forever as a virtual surfer?One snag:to exist on the net you will have to have your neural network parked on the computer of a web-hosting company.These companies want real money in real bank
8、 accounts every year or they will wipe your bit of the hard disc and sell the space to someone else.With your body six feet underground how will you pay?1.Which of the following statements is TRUE according to the passage?A.Nano transmitters can help map the human brain.B.Electronic clones recreate
9、the original human body.C.Electronic clones may put their physical selves into movies.D.Nano transmitters use a helmet to detect the cerebral activities.2.What is the authors attitude towards electronic clones?A.Optimistic and careful.B.Interested and unconvinced.C.Excited and confused.D.Assured and
10、 critical.3.The author asks“how will you pay?”at the end of the article,because _.A.you cant pay to exist on the Internet if you are physically dead B.you cant pay for hard disc space if you dont have a bank account C.you cant pay for a special service if too many people want to use it D.you cant pa
11、y the web-hosting company if you dont have a neural network B One of the most popular street food found inChinais no doubt the barbecue.A new program,called Chinese Barbecue,tells the story of this popular food cooked over hot coals on just about every street corner in cities and towns across the co
12、untry.Barbecued meat is an important part of peoples nightlife.Shown on June 20,the program has had more than 25 million clicks on the video site .To find the most popular barbecue stalls(摊位),the production team travelled to more than 500 locations in 30 cities across the country.Some viewers compar
13、e Chinese Barbecue to Midnight Diner,a Japanese TV program telling stories from late night informal Japanese bars.“Im happy to hear this comparison because Midnight Diner is a good program,and we share the same topic night food,”Chinese Barbecues director Chen Yingjie said.“However,they are quite di
14、fferent.”He said that Midnight Diner focused more on food itself,though there was someconversation while people were eating.However,the night food scene of Chinese people means joy and a more lively atmosphere.People eating these barbecue snacks develop a feeling of connection,which can be a cure fo
15、r loneliness.The barbecue,regarded as the most ordinary and common night street snack,is different from home-made food by mothers as that is a symbol of family and kinship.The barbecue is where you go to become connected to people in society.And unlike official business lunches,during which people a
16、re rather polite,the barbecue lets people relax with old friends and new friends,leaving a lasting impression of friendship.The world,as a whole,holds deep-rooted good feelings toward the barbecue,either for the taste or the warmth produced by fire.“What we should do is to present the Chinese barbec
17、ue just the way it is because with its special ingredients(食材)，ways of cooking and more importantly,the special environment and people,the world will recognize it and might fall in love with it just as we do.”said Chen.4.What do we know about Chinese Barbecue?A.It has been becoming very popular on t
18、he Internet.B.It is thought highly of by most of the foreign tourists.C.It mainly talks about the most famous Chinese food.D.It shows the color1 ful nightlife in large cities ofChina.5.In which way was Chinese Barbecue different from Midnight Diner?A.It showed more kinds of food.B.It focused more on
19、 the diners.C.It showed the eating habits.D.It was less popular than Midnight Diner.6.What is Paragraph 4 mainly about?A.The importance of the barbecue to family.B.The influence of the barbecue on peoples manners.C.The influence of the barbecue on peoples lifestyle.D.The role of the barbecue in peop
20、les relationship.7.Why did Chen Yingjie choose the barbecue as the topic of the series?A.To show the feature of Chinese food.B.To research a special way of cooking.C.To help the world understandChina.D.To introduce the history of the barbecue.C YellowstoneNational ParkbecameAmericas first national p
21、ark in 1872.The National Park Service was formed 44 years later in 1916.Yellowstone,which is mostly in the state of Wyoming,is considered an example of the success of the National Park System.Humans have been present in Yellowstone for more than 11,000 years.Yellowstone contains beautiful mountains,
22、deep canyons(峡谷),lakes and rivers.The nameYellowstonecomes from the river running through the area.At first known as Rock Yellow River,it became known as theYellowstoneRiver.Yellowstoneis host to many different species of plants.However,the park is most distinctive because of what lies underneath it
23、.It sits on top of an ancient super volcano,known as The Yellowstone Caldera.The caldera is 48 by 72 kilometers.And it remains an active volcano.It is believed that the last time the volcano erupted was one half million years ago.The area has had three major eruptions in the last three million years
24、.Experts say it may erupt again in another 1,000 to 10,000 years.But each year,there are thousands of earthquakes atYellowstone.Most are too small to be felt by people visiting the park.Yellowstoneis filled with the beauty of many hot water springs.hot water and gasses are trapped under the earth.th
25、ey rush to the surface in the form of hot water and steam.Old Faithful is The most famous one.Iterupts about every hour or hour and a half.The eruption can last from one and a half minutes up to 5 minutes.The amount of hot water it expels（排出）in that time can be as much as 31,000 liters or more.In ad
26、dition to its beauty and wonder,Yellowstone is an animal sanctuary（保护区）.It is home to the largest group of wild animals in theUnited States.As you travel through the park,you can sometimes see them in their natural habitat and hear their calls.8.What wasYellowstonenamed after?A.RockYellow River B.Th
27、e amazing mountains.C.The stones with yellow color1 D.The first discovery inwyoming.9.What makesYellowstonequite unique?A.The scenery is beautiful.B.There are a lot of explorers.C.Its home to many plants.D.Its location is very special.10.What does the underlined word“It”in Paragraph 5 refer to?A.The
28、 earth.B.Yellowstone.C.Old Faithful.D.TheYellowstoneCaldera.11.What can we infer from the text?A.The Yellowstone Caldera has been dead for years.B.Yellowstone is a shelter for the protected wildlife.C.Big earthquakes happen frequently atYellowstone.D.YellowstoneNational Parkhas attracted visitors fo
29、r centuries.D Have you ever noticed that some people can eat what they want and stay in shape,while others carefully watch what they eat and still put on weight?How annoying!However,scientists are beginning to believe that some people get the ability to stay thin from their parents.Scientists say th
30、at when some people eat,their bodies will naturally store the excess energy from food as fat.These people gain weight if they eat more than they need each day.Meanwhile,other people eat more than they need but their bodies are able to“burn off”the extra food without making fat,so they rarely have we
31、ight problems.To show that this is true,scientists have experimented on laboratory mice.They gave the mice a special diet with a lot of fat.Some mice gained weight while the other mice stayed thin,even though both groups of mice ate the same amount of food and got the same amount of exercise.Scienti
32、sts concluded that weight gain seemed to be influenced by genetic(基因的)factors.They also believe they have now identified the genes that may cause this tendency.These genes,according to the scientists,get passed down the generations.Armed with this knowledge,they believe it may be possible to develop
33、 medicines thatcan target the genes and stop people from gaining weight.The study of weight gain is becoming more important as the numbers of people who are overweight continues to grow.In theUnited States,over seventy percent of the population have weight problems.This means they are at risk of ill
34、ness such as high blood pressure and heart disease.Current medicines for weight control do not work very well because they can have serious side effects,such as heart problems.However,it takes a long time to develop and thoroughly test new drugs.Therefore,despite this breakthrough in the study of we
35、ight-loss drugs,scientists and health professionals all agree that currently the best way to control weight gain is to have a healthy,balanced diet and an active lifestyle with daily exercise.This will not only help people avoid becoming overweight,but also help them stay healthy and energetic.12.Ac
36、cording to the scientists,some people _.A.are able to stay thin because of genetic factors B.can eat what they want and stay healthy forever C.usually keep doing exercise to lose their weight D.dont eat anything every day but still put on weight 13.Some people dont need to worry about weight problem
37、s because _.A.they eat many vegetables B.they eat less than others C.they dont store any energy from food as fat D.they can burn off the extra food without making fat 14.What can we learn from the passage?A.Fewer people will have weight problems in the future.B.People with weight problems may suffer
38、 from heart trouble.C.We now have good medicine for people with weight problems.D.The result of the experiments on mice and humans are different.15.What does the last paragraph imply?A.Current medicine solve weight problems well.B.We should exercise regularly and eat properly.C.Taking exercise every
39、 day may cause heart problems.D.Testing new drugs is hard because of the side effects.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 You are enjoying a nice dream until your alarm suddenly rings._16_.Is your clock out of control?No,its just winter,making the sun rise later,so i
40、t will be twice as hard to crawl out of bed into the cold darkness.As the days get shorter,our mornings lose that crucial light to wake us up,so waking up gets harder.That means youll need to put in extra effort to get to work on time._17_._18_.Summer or winter,you should aim to go to bed at about t
41、he same time every evening and wake up at about the same time every morning.Try to give yourself time for eight hours per night.Avoid strong light near bedtime.So if you like reading before you close your eyes,try an actual book or an E-ink screen like a Kindle,which doesnt emit the harsh light that
42、 phones and tablets do.Buy a wake-up light.If you still have trouble with dark mornings,it might be time to introduce more light into your room._19_.Give yourself something to look forward to._20_.Sure,you might have to get up for work,but youll want to be awake if you are expecting a delicious brea
43、kfast,or a workout that is actually fun.A.But you just dont want to get out of your warm bed.B.Stick to a regular schedule.C.Philips makes some popular lamps that produce natural light during gray winter days.D.Waking up is easier when you have a good reason to be conscious.E.Too much light can do h
44、arm to your eyes.F.We have a few tips that might help.G.But when you look out of the window,its still black outside.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 When 10-year-old Romeo Cox realized what he wanted more than anything else was a hug from
45、his 77-year-old grandmother,he decided to make the journey.He did not let the 1,7000-mile distance and the fact that there were no flights_21_him.“I hadnt_22_her for a year and a half owing to the pandemic(流行病),so I_23_to go and see her in secret,”he said.“I meant it to be a(an)_24_.”“I asked my_25_
46、and they said no more than 50 times,but I_26_talked them into letting me do it,”he told The Daily Mail.Romeo turned his plan into_27_.“I drew a map.Id walk and take boats and do it naturally to_28_the planet,”he told The Times.“And Id take Dad.It would be_29_to have an adult.”Romeo and Phil_30_from
47、Sicily,Italy on June 20.They trekked(跋涉)across Italy,Switzerland and France.They spent many nights beneath the stars.They were also_31_to fight off wild dogs,got lost a time or two,_32_sore feet and so on.But no matter how_33_the conditions were,they just kept going.On September 21,they_34_Londons T
48、rafalgar Square,where they spent a two-week mandatory isolation(强 制 隔 离)before being_35_to make the final leg of journey to Grandma Rosemarys_36_.With his grandmothers house eventually in sight,Romeo_37_a joyful run.And he ended up in the_38_he had been longing for.“I can hardly imagine my grandsons
49、_39_trip yet,”she admitted frankly.But more than anything else,love and gratitude_40_her heart.21.A.stop B.destroy C.trick D.challenge 22.A.written B.called C.missed D.seen 23.A.promised B.agreed C.planned D.offered 24.A.surprise B.present C.chance D.option 25.A.friends B.parents C.grandparents D.co
50、usins 26.A.instantly B.shortly C.initially D.finally 27.A.wait B.action C.imagination D.fantasy 28.A.save B.monitor C.help D.explore 29.A.handy B.impressive C.stressful D.troublesome 30.A.walked away B.drove on C.moved out D.set off 31.A.urged B.expected C.forced D.ordered 32.A.sacrificed B.suffered