1、西安交通大学大学英语二在线作业答案教程文件西安交通大学大学英语二在线作业答案一、单选题（共 25 道试题，共 50 分。）V 1. Hello, may I talk to the headmaster now? _.A. Sorry, he is busy at the momentB. No, you cantC. Sorry, you cantD. I dont know正确答案：A 满分：2 分2. We are interested in the weather because it _ us so directly what we wear, what we do, and eve
2、n how we feel.A. benefitsB. affectsC. affectsD. effects正确答案：B 满分：2 分3. The government official explained that theres no point _ about the cultural gap in that city.A. to worryB. with them worryingC. in worryingD. worry正确答案：B 满分：2 分4. The police are_ the two missing children.A. looking outB. looking
3、afterC. looking forD. looking on正确答案：C 满分：2 分5. If he _such a good chance, he would have planned to learn more.A. was givingB. had givenC. had been givenD. was to give正确答案：C 满分：2 分6. What a beautiful dress youre wearing! _.A. No, thanksB. Thank youC. Yes, it isD. Sorry, it isnt正确答案：B 满分：2 分7. What c
4、an I do for you, madam? _.A. I want a kilo of applesB. You can go your own wayC. ThanksD. Excuse me. Im busy正确答案：A 满分：2 分8. I do not intend to follow that, because we shall have an opportunity to do so on another _.A. occasionB. situationC. conditionD. environment正确答案：C 满分：2 分9. Strict _ measures ha
5、ve been taken during the Presidents visit.A. secureB. securityC. safeD. save正确答案：B 满分：2 分10. Its cold in here. Do you mind if I close the door? _.A. With pleasureB. Yes, pleaseC. Of course notD. Thank you正确答案：C 满分：2 分11. The furniture in his room is quite different _ in yours.A. from thoseB. from th
6、atC. from that oneD. from those ones正确答案：B 满分：2 分12. Im afraid Ive got a terrible flu. _A. Never mindB. Keep away from meC. Better go and see a doctorD. You need be more careful正确答案：C 满分：2 分13. Im going to America for a holiday next week. _.A. GoodbyeB. Wish you successC. For sureD. Thats great正确答案：
7、D 满分：2 分14. Would you like a cup of coffee? _.A. Its very kind of youB. No, I wouldntC. Yes, pleaseD. Here you are正确答案：C 满分：2 分15. Do you mind telling me where youre from? _.A. Certainly. Im from LondonB. Sure. I was born in LondonC. Not really, you can do itD. Certainly not. Im from London正确答案：A 满分
8、：2 分16. He studied hard in his youth, _ contributed to his great success in later life.A. thatB. itC. whatD. which正确答案：A 满分：2 分17. These two areas are similar _ they both have a high rainfall during this season.A. thatB. besidesC. becauseD. except正确答案：C 满分：2 分18. Shes the only child in her family, b
9、ut they didnt really _ her.A. hurtB. damageC. spoilD. harm正确答案：C 满分：2 分19. For a successful business, friendly and _ staff are essential.A. sufficientB. effectiveC. efficientD. respective正确答案：C 满分：2 分20. May I see the menu, please? Ive been waiting an hour already _A. That is the menu, sirB. Yes, pl
10、ease go onC. Here you are, sirD. Of course, sir正确答案：C 满分：2 分21. A suitcase with a shirt, trousers and shoes _ stolen from the car.A. have beenB. hasC. wasD. are正确答案：C 满分：2 分22. The difference between an African elephant and an Asian one is that the former hasA. largerB. the largeC. more largerD. the
11、 largest正确答案：A 满分：2 分23. I dont know why she avoids _ her opinion on the subject.A. to giveB. to be givenC. givingD. being given正确答案：C 满分：2 分24. Hes determined to finish the job _long it takes.A. no matterB. howeverC. whereverD. whatever正确答案：A 满分：2 分25. Do you think I could borrow your dictionary? _
12、.A. Yes, you may borrowB. Yes, go onC. Yes, help yourselfD. It doesnt matter正确答案：C 满分：2 分二、阅读理解（共 1 道试题，共 10 分。）V 1. Passage 2 What will man be like in the future in 5,000 or even 50,000 years from now? We can only make guesses, of course, but we can be sure that he will be different from what he is
13、 today, for man is slowly changing all the time. Let us take an obvious example. Man, even five hundred years ago, was shorter than he is today. Now, on average, men are about three inches taller. Five hundred years is a relatively short period of time, so we may assume that man will continue to gro
14、w taller. Again in the modern world we use our brains a great deal. Even so, we still make use of only about 20% of the brains capacity (容量). As time goes on, however, we shall have to use our brains more and more, and eventually we shall need larger ones! This is likely to bring about a physical ch
15、ange too: the head, in particular the forehead, will grow larger. Nowadays our eyes are in constant use. In fact, we use them so much that very often they become weaker and we have to wear glasses. But over a very long period of time it is likely that mans eyes will grow stronger. On the other hand,
16、 we tend to make less use of our arms and legs. These, as a result, are likely to grow weaker. At the same time, however, our fingers will grow more sensitive because they are used a great deal in modern life. But what about hair? This will probably disappear from the body altogether in course of ti
17、me because it does not serve a useful purpose any longer. In the future, then, both sexes are likely to be bald. Perhaps all this gives the impression that future man will not be a very attractive creature to look at! This may well be true. All the same, in spite of all these changes, future man wil
18、l still have a lot in common with us. He will still be a human being, with thoughts and emotions similar to our own.1). The size of mans forehead will probably grow bigger because _A. he will use his brain more and more as time goes onB. he makes use only 20% of the brains capacityC. his brain has g
19、rown larger over the past centuriesD. the other 80% of his brain will grow in due time正确答案：A 满分：2 分2). What serves as the evidence that man is changing?A. Man has got stronger eyes now than he ever had.B. Man has been growing taller over the past 500 years.C. Mans hair is getting thinner and thinner
20、.D. Mans arms and legs have become lighter and weaker.正确答案：B 满分：2 分3). What will be true about a human being in the future?A. He will be hairless because hair is no longer useful.B. He will have smaller eyes and will wear better glasses.C. His fingers will grow weaker because he wont have to make us
21、e of them.D. He will think and feel in a different way.正确答案：A 满分：2 分4). It is implied that _A. human beings will become more attractive in the futureB. body organs will become poorer if they are not used oftenC. human beings hope for a change in the future lifeD. future life is always predictable正确答
22、案：B 满分：2 分5). The passage mainly tells us that _A. mans life will be different in the futureB. man is growing taller and uglier as time passesC. future man will look quite different from usD. human beings organs will function weaker正确答案：C 满分：2 分三、阅读理解（共 1 道试题，共 10 分。）V 1. Passage 1Children in the Un
23、ited States are exposed to many influences other than that of their families. Television is the most significant of these influences, because the habit of watching television usually begins before children start attending school.Parents are concerned about the lack of quality in television programs
24、for children. The degree of violence in many of these shows also worries them. Studies indicate that, when children are exposed to violence, they may become aggressive or insecure.Parents are also concerned about the commercials (商业广告) that their children see on television. Many parents would like t
25、o see fewer commercials during programs for children. And some parents feel that these shows should not have any commercials at all because young minds are not mature enough to deal with the claims made by advertisers.Educational television has no commercials and has programs for children that many
26、parents approve of. The most famous of these is Sesame Street, which tries to give preschool children a head start in learning the alphabet (字母) and numbers. It also tries to teach children useful things about the world in which they live.Even though most parents and educators give Sesame Street and
27、 shows like it high marks for quality, some critics argue that all television, whether educational or not, is harmful to children. These critics feel that the habit of watching hours of television every day turns children into bored and passive (被动的) consumers of their world rather than encouraging
28、them to become active explorers of it1). Which of the following statements is not based on the passage?A. Parents are worried about the influence from television on their children.B. Television has much influence on children.C. Both parents and their children like watching educational television.D.
29、Some critics think that television is no good for children.正确答案：C 满分：2 分2). In what ways do children suffer from television?A. They become the victims of social violence.B. They spend hours watching television instead of doing school work.C. The programs make the children lose interest in the world.
30、D. The programs make the children spend too much of their parents money.正确答案：A 满分：2 分3). Parents would not like their children to see commercials because _A. they think that their children are not old enough to handle advertisingB. commercials teach children alphabet and numbersC. commercials help to sell productsD. they dont like commercials正确答案：A 满分：2 分4). Educational television is widely appreciated because _A. it does have the same commercials as othersB. it offers programs for both c
