完形填空(共10小题, 每小题2分，共20分)
根据短文内容，从A、B、C、D四个选项中选出一个能正确填入相应空格的最佳答案，并把答题卡上对应题目的答案标号涂黑。
What kind of car will we be driving in 2020? Rather different from the___31___we know today, with the next 12 years bringing greater changes than the past 60. The people who will be___32___the models of tomorrow believe that___33___problems may well increase the speed of the car’s development. Today they are students on the___34___design course at London’s Royal College of Art.
Their imagination is of a machine with three wheels instead of four, 35___powered, environmentally friendly , and able to drive itself along___36___roads equipped with built-in power supplies. Future cars will___37___their fuel during long journeys from power companies built into the road, or store it in small quantities for travelling in the street.
This view of the future car is___38___on a much more super road system, with strips built into motorways to supply power to vehicles passing along them. Cars will not need drivers, because computers will provide safe driving control and route finding. All the driver will have to do is to say where to go and the computer will do the rest. It will become___39___for cars to crash into one another. The___40___already exists for the car to become a true automobile in the future.
31. A. design B. type C. colour D. size
32.A. studying B. selling C. buying D. designing
33. A. social B. political C. environmental D. scientific
34. A. transport B. industry C. agriculture D. spaceship
35. A. specially B. chemically C. automatically D. electrically
36. A. modern B. wide C. safe D. intelligent
37. A. take in B. cut down C. pick up D. gain over
38. A. based B. built C. accepted D. operated
39. A. possible B. impossible C. necessary D. unnecessary
40. A. result B. rule C. material D. technology
Five cloned pigs，whose organs are much less likely to be rejected(排斥) by a patient，have been born in the U．S.
More than 62,000 people in the U．S. alone are waiting to ____ donated hearts，lungs and so on.The number of human donors falls far short of ____.Pig organs are of a(n) ____ size to human organs，and some scientists hope they might be used to help meet the ____.But previous attempts to transplant pig tissue into humans have ____.
The five pigs ____ a gene that adds a sugar to the surface of pig cells.The sugar would ____ immune(免疫的) rejection of the tissue.“This advance provides a neartime ____ for overcoming the problem that there is not enough human organs for transplants，”says an expert.“This is the ____ gene for overcoming the ____ stage of rejection.”
____，scientists warn that much more work is necessary ____ organs from copies of the pigs could be transplanted into humans.Human genes will need to be added，to ____ rejection of the organ in the long term.There are also ____ that pig viruses could infect patients.
Cloning techniques were ____ to the production of the pigs.Genes can only be knocked out(去除) in a single cell.Cloning of these single cells then allowed the ____ of a whole animal in which the gene was knocked out in every cell.But the PPL researchers have ____ in knocking out only one copy of the gene.The team will now attempt to knock out both copies of the gene.
The team will also ____ tests to investigate whether a virus from the pigs could infect human cells.“Although a lot of the work is very ____，we’re still very far off being able to grow an organ，” says Julia，who is working on this project and quite ____ to creating similar knockout pigs with researchers at the University of Missouri.
A．exchange B．check C．possess D．receive
A．discussion B．demand C．doubt D．distance
A．beneficial B．identical C．similar D．certain
A．shortage B．condition C．satisfaction D．argument
A．continued B．failed C．finished D．paused
A．lack B．include C．make D．change
A．leave B．cause C．block D．destroy
A．supply B．ambition C．contribution D．solution
A．only B．rare C．key D．safe
A．last B．whole C．next D．early
A．However B．Therefore C．Besides D．Finally
A．because B．before C．if D．after
A．prevent B．ignore C．judge D．weaken
A．regrets B．emotions C．concerns D．interests
A．simple B．vital C．unusual D．basic
A．collection B．application C．reception D．creation
A．delighted B．succeeded C．joined D．believed
A．conduct B．plan C．design D．study
A．perfect B．strange C．exciting D．disappointing
A．opposed B．used C．devoted D．suited
Could the Internet be totally free and should it be？Should the Internet be regulated？The recent disorder in the Arab world ____ by a disputed(有争议的) video damaging the image of Prophet(先知) Muhammad shows the United States，which is busy ____ global Internet freedom，has paid a huge price ____ the lives of its diplomats.
In an unregulated Internet world，cheating，violence or rumors can ____ serious consequences.Many countries across the world are periodically suffering from “rumors” ___ by the Internet and social media.
The USled West always promotes Internet freedom and ____ any regulation as investigation，but it should think twice if it calculates the heavy price that has been and has to be paid for “____ Internet”．Moreover，____ the Internet in the West __9__ to be free，with no obvious ____ and no limited sites，isn’t the structure of the main pages already handcontrolled，with selected press agencies and ____ occupying clearly dominating(显著的) positions?
The Internet has helped fight injustice，____ corruption in places so far apart as Indonesia，India and Latin America.But the Internet could be extremely ____ as well.Various racist or separatist organizations are using their Internet sites to ____ strong feelings.Those who are spreading hate are frequently using the Internet as their tool.No country can ____ to make the Internet absolutely free.
The question is how to keep free flow of information ___ while protecting children from unhealthy works，common citizens from ____ rumors and countries from unfair and damaging propaganda(宣传) attacks.And who sets the limits?
The ____ is that there will never be a perfect system.Every country will have to ____ its own system，based on its culture，social ____ and the degree of danger it’s facing.
A．led B．caused C．damaged D．attacked
A．helping B．processing C．promoting D．improving
A．for B．at C．with D．off
A．bring B．reach C．fetch D．take
A．spread B．exposed C．delivered D．passed
A．supports B．follows C．opposes D．dislikes
A．free B．accessible C．available D．healthy
A．as if B．even if C．so that D．in that
A．happens B．intends C．offers D．appears
A．interruption B．interference C．defense D．preference
A．programs B．substances C．channels D．sources
A．uncover B．strike C．prevent D．avoid
A．beneficial B．useful C．sensitive D．destructive
A．increase B．decrease C．upset D．strengthen
A．refuse B．afford C．fail D．attempt
A．unpolluted B．unskilled C．unoccupied D．uninterrupted
A．evil B．meaningful C．untrue D．effective
A．importance B．conclusion C．description D．possibility
A．develop B．invent C．change D．study
A．trends B．structures C．surroundings D．factors
He was driving home one cold evening on a country road when he saw an old lady，stranded on the side of the road.He stopped to give her a ____.“Why don’t you wait in the car where it is warm，Madam？It won’t take me long.” he said.“____，my name is Joe.”
She had a flat tire.Joe crawled under the car and changed the tire.But he got dirty and his hands hurt.She couldn’t thank him ___ and asked him how much she ____ him.He told her that if she really wanted to ____ him back，the next time she saw someone in ____ of help，she could give that person the ____ they needed，and Joe added，“And think of me.”
She drove off with gratefulness.A few miles ____ the road the lady saw a small ____.She went in.The waitress who was nearly eight months pregnant，____ her with a sweet smile.The old lady ____ how someone like her who seemed so poor could be so genuinely happy and how she could ____ her enthusiasm in her work in such inconvenient conditions.Then Joe’s words ____ her.After the lady finished her meal，the waitress went to get her ____ from a hundreddollar bill.____，the lady stepped right out the door.
When the waitress came back，she noticed a note on the table，___ “I’m helping you because someone once helped me.If you really want to pay me back，here is ___ you can do—Do not let the chain of love ____ with you.”
The waitress went home that night with the ____ tip and what the lady had written.With the baby ___ next month，she and her husband needed money.She knew how worried her husband was and as he lay sleeping next to her，she whispered，“Everything’s going to be all right.I love you，Joe.”
A．surprise B．hand C．sympathy D．glance
A．Just in case B．As you wish C．For one thing D．By the way
A．enough B．right C．straight D．extra
A．charged B．provided C．owed D．offered
A．pay B．bring C．put D．hold
A．honor B．favor C．need D．possession
A．guidance B．assistance C．acquaintance D．consequence
A．down B．off C．beside D．beyond
A．bank B．grocery C．gas station D．restaurant
A．introduced B．greeted C．identified D．spotted
A．thought B．suspected C．wondered D．questioned
A．taste B．measure C．remain D．maintain
A．struck B．moved C．obtained D．reminded
A．tip B．change C．order D．service
A．Moreover B．Otherwise C．However D．Eventually
A．writing B．showing C．going D．saying
A．how B．which C．what D．whether
A．combine B．end C．disagree D．deal
A．honest B．generous C．modest D．graceful
A．due B．ready C．born D．likely
The Canadian people are made up of different national races.The first ____ settlers of the country were the Indians.
It was said that the Indians entered this continent ___ the Bering Strait(白令海峡) and Sea from eastern Asia at most 10,000 years ____.When Europeans first ____ the country，Indians were living in most of areas ___ forests.There were only ____ Indians in the provinces near the Atlantic Ocean.
The second group of people to enter Canada ____ the Eskimos.They ____ the Bering Strait from Asia less than 3,000 years ago.There are few __ of their early movements.The first white settlers in Canada were the ____.They came in greatest ____ to Quebec，but also to Nova Scotia，____ they cleared farms on the southern side of the Bay of Fundy.The French built their castles at Quebec City，and cleared farms out of the forests in the area.____ the time of the British conquest(征服) in 1763，there had been about 60,000 Frenchmen in Canada，____ chiefly between Quebec and Montreal.There were not many British in Canada ____ American Revolution drove large numbers northward.
Throughout the 19th century，____ British people came to Canada.The descendants(后代) of these people ____ England，Scotland and Ireland now make ____ about half of the population.Around the ____ of the century people came in increasing numbers from Europe and the largest numbers came ____ Central and EasternGermans，Czechs，Poles，Rumanians and Ukrainians.
A．famous B．wellknown C．known D．news
A．through B．into C．on D．across
A．early B．more C．ago D．long
A．reached B．left C．flew to D．shipped
A．protected B．covered by C．like D．covering
A．few B．packs of C．a number of D．a few
A．are B．is C．were D．was
A．crossed B．walked C．passed D．swam
A．notes B．records C．signs D．speeches
A．British B．Indians C．French D．American
A．deal B．members C．areas D．numbers
A．who B．which C．whom D．where
A．By B．In C．At D．On
A．to live B．living C．lived D．live
A．when B．after C．until D．since
A．thousand of B．thousands of C．thousands D．thousand
A．in B．to C．near D．from
A．up B．of C．from D．by
A．year B．change C．turn D．day
A．from B．in C．over D．up
When a person is curious about something，it means he is interested in it and wishes to know more about it.There is____wrong with curiosity in itself.Whether it is good or bad____on what people are curious about.
Curiosity is always silly or wrong.Some persons with nothing to do are____of curiosity about what their neighbours are doing.They are____to know what they are eating or drinking，what they are____home or taking outside，or____they have come home so early or late.To be interested in these things is____because they are not at all___.It is none of their____to know what their neighbours do or are doing.Such curiosity is____not only foolish but also____.For most probably，it____to a small talk which often brings harm，shame or disrespect to others，and thus____their feelings.
On the other hand，there is a____curiosity—the curiosity of wise men，who____at all the great things and try to find out all they____about them.Columbus could____have found America if he had not been___.James Watt would not have made the steam engine____his curiosity about the raising of the kettle lid.All the discoveries in human history have been made____a result of curiosity.But the curiosity is never about unimportant things which have little or nothing to do with the happiness of the public.
A．much B．nothing C．something D．none
A．keeps B．puts C．takes D．depends
A．full B．fond C．proud D．out
A．permitted B．worried C．satisfied D．anxious
A．taking B．bringing C．going D．thinking
A．if B．when C．why D．whether
A．silly B．necessary C．possible D．funny
A．wrong B．bad C．important D．right
A．work B．housework C．duty D．business
A．nothing B．all C．something D．everything
A．instructive B．useless C．harmful D．dreadful
A．refers B．leads C．causes D．follows
A．hurts B．effects C．shows D．oppresses
A．terrible B．sudden C．strange D．noble
A．expect B．like C．wonder D．doubt
A．know B．study C．must D．can
A．never B．certainly C．probably D．finally
A．famous B．careful C．curious D．hard
A．for B．without C．in D．from
A．because B．as C．after D．during
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