大学四级-1847及答案解析.doc

1、大学四级-1847 及答案解析(总分：712.00，做题时间：90 分钟)一、Part Writing(总题数：1，分数：106.00)1.Directions : For this part, you are allowed thirty minutes to write a short essay entitled Food Safety. You should write at least 150 words following the outline giver, below.1. 食品安全成为我们面临的一个严重问题；2. 这一问题造成的危害；3. 如何解决这一问题。_（分数：106.

2、00）_二、Part Reading Compr(总题数：1，分数：70.00)SpidersSpiders can be distinguished from other arachnids because the prosoma (combined head and thorax) is only separated from the opisthosoma (abdomen) by a narrow waist, in other arachnids the whole body appears to be much more of a single unit. All spiders

3、produce silk, but only some construct webs to catch their homes and to protect their eggs.All spiders possess poison glands but very few of them are dangerous to humans, of the 600 species in Britain only 12 (at least one of these is a recent human assisted colonist) are strong enough to pierce the

4、human skin, and apart from allergies, none are more dangerous than a common wasp. Most spiders have 8 eyes (though some have 6,4,2 or 0), as well as 8 legs. (By the way if you count the claws as separate leg section( which you shouldnt really)then their legs have 8 parts as well( coxa, trochanter, f

5、emur, patella, tibia, tarsus, metatarsus, claws). There are more than 32 000 known species of spider in the world. No human being has ever been officially recorder as having died as the result of a tarantulas(狼蛛) bite.All living organisms need a place where they can be safe, eat, sleep or rest, deve

6、lop from new organisms to maturity and can become adults andbe able to reproduce. Spiders are living organisms, so they too need all these things. We know that spiders live in every kind of environment there is on earth. They live in the desert; and in cold weather. They live in the jungle, and they

7、 can live underwater. One of the reasons that spiders can live in many different places on earth is because they have adapted to their environments. They have made changes so they can live where they are. Some spiders build tents underwater. An aquatic spider builds her tent in the shape of a bell a

8、nd fills it with air. Other spiders make complete envelopes out of very tough silk for themselves and their eggs until the spiderlings are capable of taking care of themselves. Spiders do not live in captivity for a long time. Males die soon after they mate, but if kept alone in captivity they may l

9、inger for several weeks, usually refusing to eat. Females, on the other hand, live longer. In some species the female dies soon after laying eggs, but in others they may live for several years, laying eggs annually. Some large tarantulas are known to have lived in captivity for as long as 15 years.A

10、ll spiders are carnivorous and feed only on liquids, i.e. their preys natural juices and the breakdown products of external digestion ( meaning they spit, exude or inject digestive juices onto/into their prey and suck up the resulting soup). So why not invite some to your next social do? Whats in a

11、Name?The word Arachnida comes from the Greek word Arachne, who was the daughter of Idmnn of Colophon in Lydia, a dyer by trade. Arachne herself was a weaver, the best in all the known world. However in a foolish moment she challenged Athene, the daughter of Zeus and goddess of, among other things, w

12、aving to a weaving competition. Arachne wove so perfect a cloth that she tore it to shreds. Arachne became depressed after this and in the end she hung herself. Athene stirred to remorse at the knowledge of what her anger had wrought and turned the rope Arachne had used to hang herself into a web an

13、d Arachne herself into a spider so that the beauty of her spinning should not be lost to the world ever again.The Great Household Spider SafariThere are just over six hundred different sorts of spiders in the British Isles. But of these only a handful are commonly found in houses. At the front of th

14、e head is a pair of what appear to be small legs. These are called palps(触须) and are used to guide food to the spiders mouth. The front of the head also has a group of six or eight eyes. On the underside of the body at the rear, are four or six small conical bumps or cylinders. There are the spinner

15、ets from which the spider produces the silk to make its webs.Telling male and female spiders apart is easily done by looking at their palps. Males have swollen ends to their palps which makes them look as if they are wearing boxing gloves, these are often strange shapes if looked at with a hand lens

16、. Females have normal looking palps that are not swollen at the ends.The largest spider is the Goliath spider, the female of which grows to reach a leg span of ten inches. The largest spider in Britain is the Cardinal spider which is a close cousin of Tim Tegenaria. Females can achieve a leg span of

17、 four and a half inches. It is known as the Cardinal spider as it was common in Hampton Court when Cardinal Wolsey lived there. The sight of these long legged spiders wandering around the palace at night used to frighten him. So far 32 000, different kinds of spiders have been discovered from all ov

18、er the world. Britain has 630 different kinds of spiders of which 250 are tiny Money spiders. The smallest of which has a body less than one millimeter long.（分数：70.00）(1).All the silk produced by spiders constructs webs to catch their food.（分数：7.00）填空项 1:_(2).Not all the poison glands possessed by s

19、piders are dangerous to human beings.（分数：7.00）填空项 1:_(3).Spiders often kill humans in Britain when they pierce human skin.（分数：7.00）填空项 1:_(4).After seeing her enemy commit suicide, Arachne turned Athene into a spider.（分数：7.00）填空项 1:_(5).Tim Tegenaria spiders are closely related to Tarantula spiders;

20、 both are found in Britain.（分数：7.00）填空项 1:_(6).So far 32 000 different kinds of spiders have been discovered from all over the world.（分数：7.00）填空项 1:_(7).Money spiders are the smallest spiders found in the Arachnids family.（分数：7.00）填空项 1:_(8).There are more than _known species of spiders in the world

21、.（分数：7.00）填空项 1:_(9).Telling male and female spiders apart is easily done by_（分数：7.00）填空项 1:_(10).The largest spider is_（分数：7.00）填空项 1:_三、Part Listening Com(总题数：0，分数：0.00)四、Section A(总题数：4，分数：105.00)(1).A. She loves walking to work. B. She has to save money for her journey.C. She doesnt like the com

22、pany she worked with. D. It took her too much time to go to work.（分数：7.00）A.B.C.D.(2).A. Edward will certainly be here on time. B. Nobody will be here on time.C. He is not sure whether Edward will be here on time. D. Maybe Edward will be here on time.（分数：7.00）A.B.C.D.(3).A. She was using the wrong p

23、aint. B. She has run out of paintbrushes.C. She doesnt feel like going to class. D. She has dropped out of art and is now in drama.（分数：7.00）A.B.C.D.(4).A. The woman should lose 10 pounds. B. The woman should gain 5 pounds.C. The woman should not worry. D. The woman should buy some new clothes.（分数：7.

24、00）A.B.C.D.(5).A. Forty yuan. B. Thirty yuan. C. Thirty-five yuan. D. Forty-five yuan.（分数：7.00）A.B.C.D.(1).A. Hell definitely go. B. Hell probably not to go since he is busy.C. Hell not regret missing a chance like that. D. Hell probably not to go since he is not interested.（分数：7.00）A.B.C.D.(2).A. A

25、t the mans house. B. In a restaurant. C. In a grocers. D. In a hotel.（分数：7.00）A.B.C.D.(3).A. The man could not wait to see Susan. B. Susan is eager to pass the information she knows.C. Susan talks to people only on the phone. D. The man always knows the latest news in town.（分数：7.00）A.B.C.D.Questions

26、 19 to 21 are based on the conversation you have just heard.（分数：21.00）(1).A. That the library opens at 8:00.B. That no one else has read the articles.C. That none of the material he needs is available.D. That reserve materials can be taken out of the library.（分数：7.00）A.B.C.D.(2).A. He is not coopera

27、tive. B. He will be in his office all afternoon.C. He has not read any of the articles himself. D. He already brought in extra copies of the articles.（分数：7.00）A.B.C.D.(3).A. Return early the next day. B. Photocopy the articles he needs.C. Ask professor Grand for a copy of the articles. D. Wait until

28、 the girl has finished with her articles.（分数：7.00）A.B.C.D.Questions 22 to 25 are based on the conversation you have just heard.（分数：28.00）(1).A. The election for senator. B. The election for treasurer.C. The election for secretary. D. The election for president.（分数：7.00）A.B.C.D.(2).A. They are compet

29、ing against each other in an election. B. The man is writing the womans speech.C. The man is interviewing the woman. D. The woman is planning the mans campaign.（分数：7.00）A.B.C.D.(3).A. Make posters. B. Write a speech. C. Answer questions. D. Study chemistry.（分数：7.00）A.B.C.D.(4).A. Compare their lectu

30、res. B. Review the mans talk.C. Prepare questions to ask candidates. D. Vote in the school election.（分数：7.00）A.B.C.D.五、Section B(总题数：3，分数：70.00)Passage OneQuestions 26 to 29 are based on the passage you have just heard.（分数：28.00）(1).A. Rent a grave. B. Bum the body.C. Bury the dead near a church. D.

31、 Buy a piece of land for a grave.（分数：7.00）A.B.C.D.(2).A. To solve the problem of lack of land. B. To see whether they have decayed.C. To follow the Greek relgious practice. D. To move them to a multi-storey graveyard.（分数：7.00）A.B.C.D.(3).A. Burning dead bodies to ashes. B. Storing dead bodies in a r

32、emote place.C. Placing dead bodies in a bone room. D. Digging up dead bodies after three years.（分数：7.00）A.B.C.D.(4).A. They should be buried lying down. B. They should be buried standing up.C. They should be buried after being washed. D. They should be buried when partially decayed.（分数：7.00）A.B.C.D.

33、Passage TwoQuestions 30 to 32 are based on the passage you have just heard.（分数：21.00）(1).A. Many foreign tourists visit the United States every year.B. Americans enjoy eating out with their friends.C. The United States is a country of immigrants.D. Americans prefer foreign foods to their own food.（分

34、数：7.00）A.B.C.D.(2).A. They can make friends with people from other countries.B. They can get to know people of other cultures and their lifestyles.C. They can practice speaking foreign languages there.D. They can meet with businessmen from all over the world.（分数：7.00）A.B.C.D.(3).A. The couple cook t

35、he dishes and the children help them.B. The husband does the cooking and the wife serves as the waitress.C. The mother does the cooking while the father and children wait on the guests.D. A hired cook prepares the dishes and the family members serve the guests.（分数：7.00）A.B.C.D.Passage ThreeQuestions

36、 33 to 35 are based on the passage you have just heard.（分数：21.00）(1).A. He took them to watch a basketball game.B. He trained them to play European football.C. He let them compete in getting bails out of a basket.D. He taught them to play an exciting new game.（分数：7.00）A.B.C.D.(2).A. The players foun

37、d the basket too high to reach.B. The players had trouble getting the ball out of the basket.C. The players had difficulty understanding the complex rules.D. The players soon found the game boring.（分数：7.00）A.B.C.D.(3).A. By removing the bottom of the basket. B. By lowering the position of the basket

38、.C. By simplifying the complex rules. D. By altering the size of the basket.（分数：7.00）A.B.C.D.六、Section C(总题数：1，分数：77.00)In many countries, authority is seldom questioned, either because it is highly respected, or because it is (36) . Sometimes, too, because (37) has been important in certain societi

39、es for a long time, people have been trained never to question those in authority. In other countries, (38) America, children are trained to question and search for answers. When a child asks a question, he will be often told to go to the library and find the answer for himself. By the time students

40、 reach the age of 14 or I5, they may be (39) exciting new ideas in all fields of science and the arts. To encourage such creativity, there are many national (40) offered to students every ear for their scientific discoveries and artistic (41) . This interest in questioning and searching may be (42)

41、by some people as bad for young peoples (43) , that young people lack respect for authority. (44) However, this is because many Americans have different attitudes toward authority that may exist in other areas of the world. In a work or business situation, ideas are freely and openly discussed and a

42、rgued. (45) . The two are quite separate. The purpose of the searching, questioning, and arguing is to find the facts in a particular situation, and therefore a solution, (46) （分数：77.00）(1).In many countries, authority is seldom questioned, either because it is highly respected, or because it is (36

43、) . Sometimes, too, because (37) has been important in certain societies for a long time, people have been trained never to question those in authority. In other countries, (38) America, children are trained to question and search for answers. When a child asks a question, he will be often told to g

44、o to the library and find the answer for himself. By the time students reach the age of 14 or I5, they may be (39) exciting new ideas in all fields of science and the arts. To encourage such creativity, there are many national (40) offered to students every ear for their scientific discoveries and a

45、rtistic (41) . This interest in questioning and searching may be (42) by some people as bad for young peoples (43) , that young people lack respect for authority. (44) However, this is because many Americans have different attitudes toward authority that may exist in other areas of the world. In a w

46、ork or business situation, ideas are freely and openly discussed and argued. (45) . The two are quite separate. The purpose of the searching, questioning, and arguing is to find the facts in a particular situation, and therefore a solution, (46) （分数：7.00）填空项 1:_(2).In many countries, authority is se

47、ldom questioned, either because it is highly respected, or because it is (36) . Sometimes, too, because (37) has been important in certain societies for a long time, people have been trained never to question those in authority. In other countries, (38) America, children are trained to question and

48、search for answers. When a child asks a question, he will be often told to go to the library and find the answer for himself. By the time students reach the age of 14 or I5, they may be (39) exciting new ideas in all fields of science and the arts. To encourage such creativity, there are many national (40) offered to students every ear for their scientific discoveries and artistic (41) . This interest in questioning and searching may be (42) by some people as bad for young peoples (43) , that young people lack respect for authority. (44) However, this is because many Ameri