专业四级-49及答案解析.doc

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1、专业四级-49及答案解析 (总分：160.00，做题时间：90分钟)一、BPART DICTATIO(总题数：1，分数：15.00)1.（分数：15.00）_二、BPART LISTENIN(总题数：0，分数：0.00)三、BSECTION A CONVE(总题数：3，分数：10.00)In this section you will hear several conversations. Listen to the conversations carefully and then answer the questions that follow.Questions 1 to 4 are ba

2、sed 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 purpose of this class discussion? A. To discuss the results of the lab experiment. B. To answer Bobs question about the lab

3、 experiment. C. To explain the method of collection by water displacement. D. To prepare the students to do the lab experiment.（分数：1.00）A.B.C.D.(2).What was deposited on the bottom of the gas bottle? A. Magnesium. B. Limestone. C. Carbon. D. Water.（分数：1.00）A.B.C.D.(3).What caused the deposits? A. Th

4、e hydrochloric acid broke the carbon bonds in the carbon dioxide. B. The magnesium oxide broke the carbon oxygen bonds in the carbon dioxide. C. The burning magnesium broke the carbon oxygen bonds in the carbon dioxide. D. The gas collection method broke the carbon-oxygen bonds in the carbon dioxide

5、.（分数：1.00）A.B.C.D.(4).What can we infer from this discussion? A. That Bob does not get along with his lab partner. B. That the students performed the experiment correctly. C. That the students had problems, and could not complete the lab experiment. D. That there was a fire in the lab during the exp

6、eriment.（分数：1.00）A.B.C.D.Questions 5 to 7 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 conversation. （分数：3.00）(1).What do the speakers mainly discuss? A. Admission standards at the University of Michi

7、gan. B. The use of standardized tests for college admissions. C. The TOEFL (Test of English as a Foreign Language). D. Evaluation without standardized tests.（分数：1.00）A.B.C.D.(2).What is Pauls opinion about the TOEFL and the Michigan Test? A. He believes that the tests are good. B. He believes that t

8、he required test scores are too low. C. He believes that they are more important than academic preparation. D. He believes that the tests should not be used correctly.（分数：1.00）A.B.C.D.(3).What does Sally say about the admissions officers? A. That they dont always use the TOEFL and the Michigan Test

9、scores correctly. B. That they look at transcripts instead of scores. C. That they should insist on a rigid cut-off score. D. That they are looking for an appropriate alternative.（分数：1.00）A.B.C.D.Questions 8 to 10 are based on the following conversation. At the end of the conversation, you will be g

10、iven 15 seconds to answer the questions.Now listen to the conversation. （分数：3.00）(1).What do the speakers mainly discuss? A. Making friends in a foreign country. B. Spanish and French. C. Foreign TV, radio and other media. D. Learning a foreign language.（分数：1.00）A.B.C.D.(2).What helped Batty most in

11、 learning Spanish? A. The language laboratory. B. Travel. C. Studying in high school. D. Going to movies and watching TV.（分数：1.00）A.B.C.D.(3).What is Professor Bakers opinion? A. He believes that it is a good idea to do all of the things that Betty and Bill suggested. B. He agrees with Betty. C. He

12、believes that it is a bad idea to do all of the things that Betty and Bill suggested. D. He believes that it is ideal to live in a country where the language is spoken.（分数：1.00）A.B.C.D.四、BSECTION B PASSA(总题数：3，分数：10.00)In this section, you will hear several passages. Listen to the passages carefully

13、 and then answer tire questions that follow.Questions 11 to 13 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：3.00）(1).What kind of weather will it be when distant objects such as hills and tall trees

14、 seem to be very clear and near? A. The weather will be clear and fine. B. Rain will probably come C. There will be a fog. D. Fine weather will continue.（分数：1.00）A.B.C.D.(2).When do some people have pains in their bones? A. When there is a heavy rain. B. When fine weather continues. C. When there is

15、 a fog. D. When wet weather is coming.（分数：1.00）A.B.C.D.(3).What is a sign of a rainbow in the morning? A. The following day will be fine. B. Fine weather will continue. C. Rainy weather will probably come. D. The rain will stop.（分数：1.00）A.B.C.D.Questions 14 to 16 are based on the following passage.

16、At the end of the passage, you will be given 15 seconds to answer the questions.Now listen to the passage. （分数：3.00）(1).What percentage of the worlds known petroleum reserves does Kuwait have? A. 13%. B. 16%. C. 14%. D. 15%.（分数：1.00）A.B.C.D.(2).According to the passage, the welfare system of Kuwait

17、provides all of the following except _. A. free primary and secondary education B. free health care C. free social services D. free tour to foreign countries（分数：1.00）A.B.C.D.(3).When was the University of Kuwait Opened? A. In 1966. B. In 1967. C. In 1938. D. In 1939.（分数：1.00）A.B.C.D.Questions 17 to

18、20 are based on the fallowing 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 conclusion can be drawn from the scientists observation? A. Insects have developed some sort of resistance to man-made poisons. B. Insec

19、ts have been eating plants for about 250 million years. C. Farmers sometimes use a combination of two or three insecticides at once. D. New insects mate with insects which survived from a certain kind of insecticide.（分数：1.00）A.B.C.D.(2).Why did the resistance of insects to man-made insecticides deve

20、lop so rapidly? A. Because farmers use less insecticides now. B. Because fanners have been using insecticides for many years. C. Because insects are using the mechanisms against poisons produced by plants to deal with insecticides. D. Because insects have been eating plants for many million years.（分

21、数：1.00）A.B.C.D.(3).Which of the following is NOT included in the scientists suggestions? A. Farmers should use less insecticides. B. Farmers should use a combination of two or three insecticides at once. C. At certain times of the year, farmers should actually try tO attract new insects onto the cro

22、ps they are trying to protect. D. Farmers should regularly spray crops as a precaution against problems that are caused by large numbers of pests.（分数：1.00）A.B.C.D.(4).What can be inferred from the passage? A. Insects are the most adaptable creatures. B. Insects would be out of control if nothing wer

23、e done about the current situation. C. Insects will someday devour all plants on the Earth. D. Insects have developed resistance to both botanical and artificial poisons rapidly.（分数：1.00）A.B.C.D.五、BSECTION C NEWS (总题数：4，分数：10.00)In this section, you will hear several news items. Listen to them caref

24、ully and then answer the questions that follow.Questions 21 and 22 are based on the following news. At the end of the news item, you will be given 10 seconds to answer the two questions. Now listen to the news. （分数：2.00）(1).What crime is William Sampson charged with? A. Bombing. B. Arson. C. Rape. D

25、. Burglary.（分数：1.00）A.B.C.D.(2).According to the Canadian government, Mr. Sampson was wounded _. A. as the result of a suicide attempt B. as the result of a car accident C. as the result of a murder D. as the result of torture（分数：1.00）A.B.C.D.Question s 23 and 24 are based on the following news. At

26、the end of, the news item, you will be given 10 seconds to answer the two questions. Now listento the news. （分数：2.00）(1).How many passengers will be affected by the strike? A. 13,000. B. 30,000. C. 1,500. D. 5,000.（分数：1.00）A.B.C.D.(2).Which of the following is NOT true? A. Aeromexicos pilots have go

27、ne on strike to demand higher wages. B. There are long lines at BJI Airport in Mexico City. C. Aeromexico is only willing to give a raise of 8.5 percent. D. The Mexico government has not intervened in the strike.（分数：1.00）A.B.C.D.Questions 25 to 27 are based on the following news. At the end of the n

28、ews item, you will be given 15 seconds to answer the two questions. Now listen to the news. （分数：3.00）(1).What was Sulaiman Hashim? A. He was a soccer fan. B. He was a soccer player. C. He was a bartender. D. He was a student.（分数：1.00）A.B.C.D.(2).How old was sulaiman Hashim? A. 15. B. 16. C. 17. D. 1

29、8.（分数：1.00）A.B.C.D.(3).How many suspects were arrested? A. 17. B. 7. C. 1. D. None.（分数：1.00）A.B.C.D.Questions 28 to 30 are based on the following news. At the end of tire news item, you will be given 15 seconds to answer the two questions. Now listen to the news. （分数：3.00）(1).When did the unemployme

30、nt rate begin to increase? A. Last April. B. Last May. C. Last August. D. Last October.（分数：1.00）A.B.C.D.(2).Which sector of the U.S. economy lost job most? A. Manufacturing. B. Service. C. Agriculture. D. Mass Media.（分数：1.00）A.B.C.D.(3).Which of the following is NOT true? A. Last month the U. S. eco

31、nomy lost fewer jobs than expected. B. The unemployment rate fell to 4.6 percent. C. Many Companies have been forced to change their hiring plans. D. Federal Reserve policymakers have lowered interest rates several times this year.（分数：1.00）A.B.C.D.六、BPART CLOZE/(总题数：1，分数：20.00)Decide which of the ch

32、oices given below would best complete the passage if inserted in the corresponding blanks. Mark the best choice for each blank on your answer sheet.Whats your earliest childhood memory? Can you remember learning to walk? Or talk?The first time you U U 1 /U /Uthunder or watched a television program?

33、Adults seldom U U 2 /U /Uevents much earlier than the year or so before entering school, just as children younger than three or four U U 3 /U /Uretain any specific, personal experiences. A variety of explanations have been U U 4 /U /Uby psychologists for this Childhood amnesia (儿童失忆症 ). One argues t

34、hat the hippocampus, the region of the brain which is responsible for frowning memories, does not mature U U 5 /U /Uabout the age of two. But the most popular theory U U 6 /U /Uthat, since adults do not think like children, they cannot U U 7 /U /Uchildhood memories. Adults think in words, and their

35、life memories are like stories or U U 8 /U /U- one event follows U U 9 /U /Uas in a novel or film. But when they search through their mental U U 10 /U /Ufor early childhood memories to add to this verbal life story, they dont find anything that fits the U U 11 /U /U. Its like trying to find a Chines

36、e word in an English Dictionary.Now psychologist Annette Simmons of the New York State University offers a new U U 12 /U /Ufor childhood amnesia. She argues that there simply U U 13 /U /Uany early childhood memories to recall. According to Dr. Simms, children need to learn to use U U 14 /U /Uspoken

37、description of their personal experiences in order to turn their own short-terns, quickly U U 15 /U /Uimpressions of them into long-term memories. In other U U 16 /U /Uchildren have to talk about their experiences anti hear others talk about U U 17 /U /U- Mother talking about the afternoon U U 18 /U

38、 /Ulooking for seashells at the beach or Dad asking them about their day at Ocean Park. Without this U U 19 /U /Ureinforcement, says Dr. Simms, children cannot form U U 20 /U /Umemories of their personal experiences.（分数：20.00）(1). A. listened B. heard C. Iouched D. felt（分数：1.00）A.B.C.D.(2). A. recal

39、l B. interpret C. involve D. resolve（分数：1.00）A.B.C.D.(3). A. largely B. really C. merely D. rarely（分数：1.00）A.B.C.D.(4). A. proposed B. witnessed C. canceled D. figured（分数：1.00）A.B.C.D.(5). A. after B. once C. antil D. since（分数：1.00）A.B.C.D.(6). A. magnifies B. maintains C. contains D. intervenes（分数：

40、1.00）A.B.C.D.(7). A. access B. attain C. reflect D. refer（分数：1.00）A.B.C.D.(8). A. regulations B. forecasts C. narratives D. descriptions（分数：1.00）A.B.C.D.(9). A. the rest B. others C. the other D. another（分数：1.00）A.B.C.D.(10). A. outputs B. files C. flashes D. detains（分数：1.00）A.B.C.D.(11). A. frame B

41、. landscape C. footstep D. pattern（分数：1.00）A.B.C.D.(12). A. explanation B. arrangement C. emphasis D. factor（分数：1.00）A.B.C.D.(13). A. isnt B. werent C. arent D. wasnt（分数：1.00）A.B.C.D.(14). A. anyone else B. someone elses C. someone else D. anyone elses（分数：1.00）A.B.C.D.(15). A. forgetting B. remember

42、ed C. forgotten D. remembering（分数：1.00）A.B.C.D.(16). A. words B. cases C. senses D. means（分数：1.00）A.B.C.D.(17). A. him B. them C. it D. theirs（分数：1.00）A.B.C.D.(18). A. used B. spent C. taken D. chosen（分数：1.00）A.B.C.D.(19). A. habitual B. mutual C. pretty D. verbal（分数：1.00）A.B.C.D.(20). A. subordinate B. conscious C. permanent D. spiritual（分数：1.00）A.B.C.D.七、BPART GRAMMAR (总题数：30，分数：30.00)2.My brother has decided to become a policeman, _ what may. A. came B. come C. coming D. having come（分数：1.00）A.B.C.D.3.My fri