1、专业四级-819及答案解析 (总分：140.00，做题时间：90分钟)一、PART DICTATION(总题数：1，分数：15.00)1.Listen to the following passage. Altogether the passage will be read to you four times. During the first reading, which will be done at normal speed, listen and try to understand the meaning. For the second and third readings, the
2、passage will be read sentence by sentence, or phrase by phrase, with intervals of 15 seconds. The last reading will be done at normal speed again and during this time you should check your work. You will then be given 2 minutes to check through your work once more.Please write the whole passage on A
3、NSWER SHEET ONE.（分数：15.00）_二、PART LISTENING COM(总题数：0，分数：0.00)三、SECTION A CONVERSATI(总题数：3，分数：10.00)（分数：3.00）A.B.C.D.A.B.C.D.A.B.C.D.Questions 4 to 6 are based on the following conversation. At the end of the conversation, you will be given 15 seconds to answer the questions.Now, listen to the conve
4、rsation.（分数：3.00）(1).What problem at the office are Cathy and Start discussing?A. There arent enough cabinets. B. There is too much noise.C. Office supplies are taking us space. D. Some teachers dont have desks.（分数：1.00）A.B.C.D.(2).Jacks students come to see him toA. chat with Jack socially. B. get
5、help in the course.C. hand in their assignments. D. practice giving interviews.（分数：1.00）A.B.C.D.(3).What does Cathy say about Stans suggestion?A. Theyd have to get permission. B. Jack wouldnt like it.C. She thinks it might work. D. The other assistants should be consulted.（分数：1.00）A.B.C.D.Questions
6、7 to 10 are based On the following conversation. At the end of the conversation, you will be given 20 seconds to answer the questions.Now, listen to the conversation.（分数：4.00）(1).What is the conversation mainly about?A. A more economical diesel fuel. B. Characteristics of a new type of fuel.C. Where
7、 is a new energy source located? D. How to develop alternative energy sources.（分数：1.00）A.B.C.D.(2).What effect will the increased use of DME instead of diesel fuel probably have?A. It will reduce the amount of pollutants in the air.B. It will increase the amount of unpleasant odors from vehicles.C.
8、It will eventually destroy the ozone layer.D. It will reduce, the cost of running large vehicles.（分数：1.00）A.B.C.D.(3).According to the conversation, DME wont be on the market soon becauseA. its expensive to manufacture. B. it hasnt been adequately tested.C. it damages car engines. D. its dangerous t
9、o transport.（分数：1.00）A.B.C.D.(4).The woman suggests the man look at her notes toA. help him explain the information to Iris roommate.B. help him write a paper.C. prepare for a test. D. tell her if the notes are accurate.（分数：1.00）A.B.C.D.四、SECTION B PASSAGES(总题数：3，分数：10.00)（分数：3.00）A.B.C.D.A.B.C.D.A.
10、B.C.D.Questions 14 to 17 are based on the following passage. At the end of the passage, you will be given 20 seconds to answer the questions.Now, listen to the passage.（分数：4.00）(1).What is unusual about the island of Marthas Vineyard?A. It was settled more than 300 years ago. B. Alexander Graham Bel
11、l visited there.C. A large number of its residents were deaf. D. Each family living there had many children.（分数：1.00）A.B.C.D.(2).The islands rate of deafness is times greater than that of the rest of the United States?A. seventy B. seventeen C. twenty-five D. Thirty（分数：1.00）A.B.C.D.(3).When Alexande
12、r Graham Bell went to the island, he hoped toA. establish his laboratory. B. have a vacation.C. visit members of his family. D. study deafness among the families.（分数：1.00）A.B.C.D.(4).According to the passage, the islands deafness rate has fallen in the twentieth century becauseA. the patterns of mar
13、riage have changed.B. many deaf people have regained their hearing.C. most of the original population has left the island.D. the island has become famous for its research facilities.（分数：1.00）A.B.C.D.Questions 18 to 20 are based on the following passage. At the end of the passage, you will be given 1
14、5 seconds to answer the questions.Now, listen to the passage.（分数：3.00）(1).What is the speaker mainly talking about?A. How animals survive harsh conditions in the wild.B. How animals alter colors to match their surroundings.C. How animals protect themselves against predators.D. How animals learn to d
15、isguise themselves effectively.（分数：1.00）A.B.C.D.(2).What protects the sea dragon from a meat eaters attack?A. Its enormous size. B. Its plant-like appearance.C. Its instantaneous response. D. Its offensive smell.（分数：1.00）A.B.C.D.(3).According to the passage, why do many fish stay in groups?A. It hel
16、ps improve their safety. B. It allows them to swim faster.C. It helps them fight their predators. D. It allows them to avoid twists and turns.（分数：1.00）A.B.C.D.五、SECTION C NEWS BROAD(总题数：5，分数：10.00)（分数：3.00）A.B.C.D.A.B.C.D.A.B.C.D.Questions 24 and 25 are based on the following news. At tire end of th
17、e news item, you will be given I0 seconds to answer the questions.Now, listen to the news.（分数：2.00）(1).The following countries are the rising stars in the aerospace industry EXCEPTA. Russia. B. India. C. France. D. China.（分数：1.00）A.B.C.D.(2).What does the news item mainly report, about U.S.?A. A com
18、petition is held to draw talented students to aerospace career.B. It has the leading position in the space field.C. A global rocket launch program is held by engineering students.D. It is losing its competitive edge in the aerospace industry.（分数：1.00）A.B.C.D.2.Question 26 is based on the following n
19、ews. At the end of the news item, you will be given 5 seconds to answer tire question.Now, listen to the news.The news item is mainly about the background ofA. Martins struggle against his political opponents.B. the oppositions calling a vote of no confidence.C. Martins opposition to the United Stat
20、es. D. the new election campaign in Canada.（分数：1.00）A.B.C.D.Questions 27 and 28 are based on the .following news. At the end of the news item, you will be given 10 seconds to answer the questions.Now, listen to the news.（分数：2.00）(1).What is the plan of the Smithsonian Institution?A. To build an Inte
21、rnational Museum of African American History and Culture.B. To build a National Mall of African American History and Culture.C. To build a National Monument of African American History and Culture.D. To build a National Museum of African American History and Culture.（分数：1.00）A.B.C.D.(2).Before the m
22、useum is actually built, all of the following have to be done EXCEPTA. soliciting half the museums price tag from private donors.B. choosing an architect.C. choosing a director of the new museum.D. assembling the collection.（分数：1.00）A.B.C.D.Questions 29 and 30 are based on the following news. At the
23、 end of the news item, you will be given 10 seconds to answer the questions.Now, listen to the news.（分数：2.00）(1).What is the new cause of the evangelicals?A. Fighting against abortion. B. Warning about the global warming.C. Fighting against gay marriage. D. Warning about air pollution.（分数：1.00）A.B.C
24、.D.(2).What do the recent studies show according to the news?A. Human activities make the Earth warmer. B. Glaciers are melting faster.C. Stronger hurricanes are rising. D. Climate changes dramatically.（分数：1.00）A.B.C.D.六、PART CLOZE(总题数：1，分数：20.00)Decide which of the choices given below would best co
25、mplete the passage if inserted in the corresponding blanks. Mark the best choice for each blank on your answer sheet.Comparisons were drawn between the development of television in the 20th century and the diffusion of printing in the 15th and 16th centuries. Yet much had happened (31) As was discus
26、sed before, it was not (32) the 19th century that the newspaper became the dominant pre-electronic (33) , following in the wake of the pamphlet and the book and in the (34) of the periodical. It was during the same time that the communicatious revolution (35) up, beginning with transport, the railwa
27、y, and leading (36) through the telegraph, the telephone, radio, and motion pictures (37) the 20th-century world of the motor car and the airplane. Not everyone sees that process in (38) It is important to do so.It is generally recognized, (39) , that the introduction of the computer in the early 20
28、th century, (40) by the invention of the integrated circuit during the 1960s, radically changed the process, (41) its impact on the media was not immediately (42) As time went by, computers became smaller and more powerful, and they became personal too, as well as (43) , with display becoming sharpe
29、r and storage (44) increasing. They were thought of, like people, (45) generations, with the distance between generations much (46) It was within the computer age that the term information society began to be widely used to describe the (47) within which we now live.The communications revolution has
30、 (48) both work and leisure and how we think and feel both about place and time, but there have been (49) views about its economic, political, social and cultural implications. Benefits have been weighed (50) harmful outcomes. And generalizations have proved difficult.（分数：20.00）(1).A. between B. bef
31、oreC. since D. later（分数：1.00）A.B.C.D.(2).A. after B. byC. during D. until（分数：1.00）A.B.C.D.(3).A. means B. methodC. medium D. measure（分数：1.00）A.B.C.D.(4).A. process B. companyC. light D. form（分数：1.00）A.B.C.D.(5).A. gathered B. speededC. worked D. picked（分数：1.00）A.B.C.D.(6).A. on B. outC. over D. off（
32、分数：1.00）A.B.C.D.(7).A. of B. forC. beyond D. into（分数：1.00）A.B.C.D.(8).A. concept B. dimensionC. effect D. perspective（分数：1.00）A.B.C.D.(9).A. indeed B. henceC. however D. therefore（分数：1.00）A.B.C.D.(10).A. brought B. followedC. stimulated D. characterized（分数：1.00）A.B.C.D.(11).A. unless B. sinceC. lest
33、 D. although（分数：1.00）A.B.C.D.(12).A. apparent B. desirableC. negative D. plausible（分数：1.00）A.B.C.D.(13).A. institutional B. universalC. fundamental D. instrumental（分数：1.00）A.B.C.D.(14).A. ability B. capabilityC. capacity D. faculty（分数：1.00）A.B.C.D.(15).A. by means of B. in terms ofC. with regard to
34、D. in line with（分数：1.00）A.B.C.D.(16).A. deeper B. fewerC. nearer D. smaller（分数：1.00）A.B.C.D.(17).A. context B. rangeC. scope D. territory（分数：1.00）A.B.C.D.(18).A. regarded B. impressedC. influenced D. effected（分数：1.00）A.B.C.D.(19).A. competitive B. controversialC. distracting D. irrational（分数：1.00）A.
35、B.C.D.(20).A. above B. uponC. against D. with（分数：1.00）A.B.C.D.七、PART GRAMMAR AND V(总题数：30，分数：30.00)3.The animal has a brain which is nearest_A. in mans size B. in size to man C. in size to mans D. to the size in man（分数：1.00）A.B.C.D.4.Would you take an offer of $500 for your car?A. says B. say C. to
36、say D. saying（分数：1.00）A.B.C.D.5.Most children in Great Britain are educated at the public_A. cost B. payment C. expense D. charge（分数：1.00）A.B.C.D.6.The program requires more money thanA. have been put in B. being put in C. has been put in D. to be put in（分数：1.00）A.B.C.D.7.In the experiment we kept a
37、 watchful eye_the developments and recorded every detail.A. in B. at C. for D. on（分数：1.00）A.B.C.D.8.The students must hand in their essays in a week,_? No, they_A. neednt they.mustnt B. mustnt they.mustntC. mustnt they.neednt D. shouldnt they.should（分数：1.00）A.B.C.D.9.Doctors are interested in using
38、lasers as a surgical tool in operations on people who are_to heart attack.A. prone B. disposed C. infectious D. accessible（分数：1.00）A.B.C.D.10.Professor Kings book will show you_can be used in other context.A. that you have observed B. that how you have observedC. how that you have observed D. how wh
39、at you have observed（分数：1.00）A.B.C.D.11.In spite of the_ economic forecast, manufacturing output has risen slightly.A. gloomy B. dizzy C. opaque D. faint（分数：1.00）A.B.C.D.12.The search for the lost boys proved_and the search party returned home at nightfall quite_A. exhaustive.exhausted.exhausting B.
40、 exhaustive.exhausting.exhaustedC. exhausting.exhausted.exhaustive D. exhausted.exhaustive.exhausting（分数：1.00）A.B.C.D.13.She will not leave, nor_allow him to continue treating her badly.A. she will B. is she C. will she D. she is（分数：1.00）A.B.C.D.14.Your story about the frog turning into a prince is_
41、nonsense.A. shear B. sheet C. shield D. sheer（分数：1.00）A.B.C.D.15.He was_to admit his mistake even to his closest friend.A. too much of a coward B. too much the cowardC. a coward enough D. enough of a coward（分数：1.00）A.B.C.D.16.The rain was heavy and_the land was flooded.A. consequently B. continuousl
42、y C. consistently D. constantly（分数：1.00）A.B.C.D.17.There is a real possibility that these animals could be frightened,_a sudden loud noise.A. being there B. should there be C. there was D. there have been（分数：1.00）A.B.C.D.18.The vision of that big black car hitting the sidewalk a few feet from us wil
43、l never be_from my memory.A. ejected B. escaped C. erased D. omitted（分数：1.00）A.B.C.D.19.Emphasis is laid on the necessity that all the objectives to be attained_account before starting a new plan.A. will take into B. will be taken into C. be taken into D. take into（分数：1.00）A.B.C.D.20.Another big iss
44、ue_the country is the problem of the education of its citizens.A. confining B. confirming C. conforming D. confronting（分数：1.00）A.B.C.D.21.The discovery of the halftone process in photography in 1881 made it_photographs in books and newspapers.A. the possible reproduction B. possible to reproduceC. the possibility of reproducing D. possibly reproduced（分数：1.00）A.B.C.D.22.As we know, computers are used to store and information efficiently.A. reclaim B. reconcile C. reassure D. retrieve（分数：1.00）A.B.C.D.23.The face
