[外语类试卷]大学英语四级模拟试卷270及答案与解析.doc

1、大学英语四级模拟试卷 270及答案与解析 一、 Part I Writing (30 minutes) 1 For this part, you are allowed 30 minutes to write a composition on how to reduce stress. You should write at least 120 words following the outline given below in Chinese. 1. 现代社会人们的压力与日俱增 2. 压力产生的原因 3 .减少压力的办法 二、 Part II Reading Comprehension (S

2、kimming and Scanning) (15 minutes) Directions: In this part, you will have 15 minutes to go over the passage quickly and answer the questions attached to the passage. For questions 1-7, mark： Y (for YES) if the statement agrees with the information given in the passage; N (for NO) if the statement c

3、ontradicts the information given in the passage; NG (for NOT GIVEN) if the information is not given in the passage. 1 Bear is a group of mammals (哺乳动物 ) distinguished by a large, strong body; powerful limbs; dense fur; and a short tail. Bears live in North America, South America, Europe, and Asia, w

4、here they occupy a wide range of habitats, including mountain, forest, and Arctic wilderness. Over the last century bear populations have steadily declined as humans have overhunted bears and occupied their habitat (栖息地 ). Zoologists (scientists who study animals) classify eight species of bears: gi

5、ant panda, spectacled bear, sun bear, sloth bear (长毛熊 ), Asiatic black bear, American black bear, brown bear, and polar bear. All of these species, with the exception of some populations of spectacled bears and sun bears, live north of the equator. Bears are not currently found in Africa, Australia,

6、 or Antarctica. All bears are similar, but individual species vary in size, diet, and type of habitat. For example, polar bears live in frozen Arctic wilderness, where they feed primarily on seals, while sun bears live in Asian iron forests and dine on insects, fruits, nuts, and small animals. Reach

7、ing weights of 800 kg, polar bears may grow 12 times larger than their smaller cousins the sun bears, which rarely exceed 66 kg in weight. Despite the considerable division of its range, the brown bear is still the most widespread member of its family. It persists in scattered pockets from Spain to

8、Japan and in the northern Rocky Mountains of the United States. Populations are more continuous in Russia, Alaska, and Canada. This broad range encompasses (包含 ) much variation, from enormous coastal brown bears in Alaska and Kamchatka to much smaller bears in Southern Europe, where large, dangerous

9、 individuals (and their genes) were eliminated long ago. There are pale cream brown bears and almost black brown bears. Because of their frosted coats, brown beam of the North American interior are universally called grizzlies (灰熊 ). Bears have long fascinated humans. Ancient cave art and more recen

10、t paintings and sculpture illustrate the fear as well as admiration with which people regard the awesome power and acute intelligence of bears. In fairy tales, bears are the symbolic image of brave deeds. In folk literature, the bears habit of disappearing in winter months and emerging in spring evo

11、kes a theme of spiritual renewal, the supply of food, and the return of prosperity. In modem times, as the recreational use of parks and wilderness areas has grown dramatically, humans have experienced increased contact with bears. Bear attacks on humans are rare, however. American black bears kille

12、d fewer than 40 people during the 20th century. Grizzly bears, a type of brown bear, are more dangerous, but attacks on humans are still rare. In United States national perks that are home to grizzlies, injury rates from grizzly bears are about one person per 2 million visitors. Bears prefer to avoi

13、d humans, but when attacks do occur, they are usually the result of humans surprising these nervous, shy, and easily frightened animals. Bears are giant animals with wide shoulders, a short back, short and thick legs, broad paws, and a short tail. They have a lengthened head, rounded ears that stand

14、 straight up, small eyes, and a long snout (嘴 ). Bears hunt for food using an acute sense of hearing and an extremely keen sense of smell some can detect odors from more than a mile away. Bear eyesight is probably similar in sharpness to human vision. Black bears, and likely other bears, have color

15、vision, which helps them identify ripe fruits and nuts. Bears have 32 to 42 teeth, depending on the species, and these teeth reflect a varied diet of both plants and animals. Although all bears are meat eaters, all but polar bears have become omnivorous that is, they eat many types of foods, includi

16、ng roots, nuts, fruits, berries, seaweed, grasses, honey and ants. Bear teeth are not as sharp or specialized for shearing (剪毛 ) meat as are those of some other carnivores, such as cats. For instance, canine (犬齿 ) teeth in most carnivores are generally large and pointed and are used for killing prey

17、. In bears, however, these teeth are relatively small, and bears typically use them more to defend themselves or as tools. The molar (臼齿 ) teeth of bears are broad and flat, adapted to shredding (撕碎 ) and grinding plant food into small, easily digested pieces. Bears have four limbs that end in paws.

18、 Each pew has five long, sharp claws. Unlike cats, bears are not able to draw back their claws. Depending on the species, these claws may be used to climb trees, rip open ant nests and beehives, dig up roots, or catch prey. Bears walk differently than most. carnivores (食肉动物 ), which tend to walk on

19、their toes in a way that is adapted for speed. Like humans, bears walk with their weight on the soles of their hind feet, with the heel touching the ground, while the toes of the forefeet are used more for balance. This distribution of weight toward the hind feet gives beats a slow pace. Although be

20、ars are slower than most other carnivores, such as lions and wolves, a running bear can still roach speeds of 50 km/h. Bears are far stronger than other carnivores, and their limbs are more flexible and swift. Bear fur is long and hairy. Fur color varies among species, ranging from all white, blonde

21、, or cream to black and white to all black or all brown. Fur color may also vary within a species. American black bears, for instance, may be black, brown, reddish-brown, or bluish-black. Several species, such as the sun bear and spectacled bear, have lighter-colored chest and facial markings. 2 Bea

22、rs are found in North America, South America, Europe, and Africa. （ A） Y （ B） N （ C） NG 3 Bear populations have decreased because humans have overhunted hears and occupied their habitat. （ A） Y （ B） N （ C） NG 4 All bears eat similarly insects, fruits, nuts, and small animals. （ A） Y （ B） N （ C） NG 5

23、 Because brown hear is the most widespread member of its family, they have much variation. （ A） Y （ B） N （ C） NG 6 Ancient cave art and more recent paintings and sculpture illustrate only peoples fear about bears. （ A） Y （ B） N （ C） NG 7 In both fairy tales and folk literature, bears are always the

24、positive image. （ A） Y （ B） N （ C） NG 8 Visitors injury in United States national parks was the result of humans surprising these nervous, shy, and easily frightened animals. （ A） Y （ B） N （ C） NG 9 Although all bears are meat eaters, all but _ have become omnivorous. 10 The canine teeth of bears ar

25、e used more to _. 11 Most carnivores walk on their toes in a way that is adapted for _. Section A Directions: In this section, you will hear 8 short conversations and 2 long conversations. At the end of each conversation, one or more questions will be asked about what was said. Both the conversation

26、 and the questions will be spoken only once. After each question there will be a pause. During the pause, you must read the four choices marked A, B, C and D, and decide which is the best answer. （ A） The man should help Bill with his VCR. （ B） The man should read the instructions for programming hi

27、s VCR. （ C） The man should try to take his VCR apart. （ D） They should use the VCR to record a program. （ A） Take botany and zoology this winter. （ B） Call Dr. Hernandez. （ C） Register for zoology. （ D） Change his major to science. （ A） She could go with him after work. （ B） She left work early. （ C

28、） She avoided having to work this weekend. （ D） She would rather work than go with the man. （ A） He didnt want to pay a lot for new covers. （ B） He wrote a check at an upholstery (室内装饰 ) shop. （ C） He would like to buy an expensive sofa. （ D） He used to work at an upholstery shop. （ A） She is never

29、surprised. （ B） She is surprised by the news. （ C） She is less surprised than the man. （ D） Nothing is surprising. （ A） She has been waiting for the man. （ B） She will start a new job the next day. （ C） She does not know if she got the job. （ D） She does not get the job. （ A） It takes him several ye

30、ars to build a house. （ B） His house is at least sixty feet long. （ C） He has built houses for over six years. （ D） He built a house sixty-seven years ago. （ A） He has difficulty solving the problems. （ B） He cant understand the teacher. （ C） He cant draw the diagram. （ D） He wishes he hadnt taken t

31、he class. （ A） Kings of ancient Egypt. （ B） Ancient Egyptian nobles. （ C） The place where Egyptian kings were buffed. （ D） The preserved body of a dead person. （ A） Before the Egyptian developed a sophisticated technology. （ B） Before there were wheels. （ C） After the Egyptian developed a sophistica

32、ted technology. （ D） With the use of spices, oils and linen cloth. （ A） Placing the dead in tombs carved out of solid rock. （ B） Building pyramids to house the bodies of dead kings. （ C） Preserving dead bodies with oils and spices. （ D） Constructing tombs without the use of wheels or heavy equipment

33、. （ A） Government and taxes. （ B） Work and taxes. （ C） Freedom and taxes. （ D） Death and taxes. （ A） Two. （ B） Three. （ C） Four. （ D） Five. （ A） Because they begin paying federal taxes from that day. （ B） Because it is the last day for people to pay the city tax. （ C） Because it is the deadline for

34、paying federal taxes. （ D） Because the state tax is due on that day. （ A） Because Americans love melting pot. （ B） Because Americans came from almost every part of the world. （ C） Because America is famous for melting pot. （ D） Because America contains a large number of people. （ A） 10, 000 （ B） 850

35、,000 （ C） Millions （ D） 230 million （ A） Siberia. （ B） India. （ C） China. （ D） America. （ A） In an apartment complex. （ B） In a hotel. （ C） At a friends house. （ D） He just arrived today and does not have a place to sleep yet. （ A） The size does not matter to him. （ B） He needs a place with two bedr

36、ooms. （ C） He just wants to share a place with other students. （ D） He needs a very large apartment. （ A） Proximity to the university. （ B） Benefits that his wife and child would enjoy. （ C） Cost. （ D） Size. （ A） Lack of air conditioning. （ B） Distance from the university. （ C） Cost. （ D） Lack of la

37、undry facilities close by. Section B Directions: In this section, you will hear 3 short passages. At the end of each passage, you will hear some questions. Both the passage and the questions will be spoken only once. After you hear a question, you must choose the best answer from the four choices ma

38、rked A, B, C and D. （ A） At an American Embassy. （ B） At a local library. （ C） At a local government. （ D） At an office of the United Nations. （ A） Got information about where to write for financial help. （ B） Got some warnings given to foreign students. （ C） Got information about how to order publi

39、cations. （ D） Got some scholarship application forms. （ A） On June 12, 1806. （ B） On February 12, 1809. （ C） In the winter of 1816. （ D） In 1778. （ A） He built log cabin for others. （ B） He rode horses to carry logs. （ C） He worked as a carpenter and handyman. （ D） He worked at the farms all day. （

40、A） In a log cabin. （ B） In a shelter. （ C） In the forest with an open fire. （ D） In a small house. （ A） Abrahams father remarried. （ B） Thomas Lincoln went to Kentucky. （ C） The Lincolns settled in Indiana. （ D） Abraham lost his mother. Section C Directions: In this section, you will hear a passage

41、three times. When the passage is read for the first time, you should listen carefully for its general idea. When the passage is read for the second time, you are required to fill in the blanks numbered from 36 to 43 with the exact words you have just heard. For blanks numbered from 44 to 46 you are

42、required to fill in the missing information. For these blanks, you can either use the exact words you have just heard or write down the 38 Getting into debt and【 B1】 _of income are probably two of the things that international students often do not consider when preparing to live【 B2】 _. However, wi

43、thout a full understanding of potential【 B3】 _resulting from debt, students often have to drop out of school and return to their countries without【 B4】_their dream of an education abroad. First, to avoid debt while studying abroad, be sure you have enough savings for an【 B5】 _year to cover not only

44、tuition, books, and room and board, but also to pay for【 B6】 _expenses like medical bills. Too often, students come with the【 B7】_minimum, and then get into【 B8】 _problems when they get sick or have an accident.【 B9】 _. Perhaps you need to add navel to your list. Just plan on spending more than you

45、anticipate, and if you dont, youll have money left over to pay for future school expenses. 【 B10】 _. In other words, many students are supported by parents and family while they are studying abroad; however, even parents can lose their jobs due to changes in economic conditions, and this will leave

46、students to support themselves.【 B11】_; and put a reasonable share of it in savings for a “rainy day.“ However, students need to follow the national and local laws of the country to determine if they are eligible to work. 39 【 B1】 40 【 B2】 41 【 B3】 42 【 B4】 43 【 B5】 44 【 B6】 45 【 B7】 46 【 B8】 47 【 B

47、9】 48 【 B10】 49 【 B11】 Section A Directions: In this section, there is a passage with ten blanks. You are required to select one word for each blank from a list of choices given in a word bank following the passage. Read the passage through carefully before making your choices. Each choice in the ba

48、nk is identified by a letter. Please mark the corresponding letter for each item with a single line through the center. You may not use any of the words in the bank more than once. 49 The mens World Cup is considered the most popular sporting event in the world and is followed with【 S1】 _interest ar

49、ound the globe the final game of the 2002【 S2】 _was played to a television audience of more than 1 billion viewers. Founded in 1930 with just 13 teams, the tournament now attracts【 S3】 _from more than 200 countries. The teams must【 S4】 _in elimination games within their own regions before qualifying to become one of the 32 nations participating in the final tournament. The womens World Cup was first played in 1991 and has gained【 S5】_steadily since then.