2012年6月英语四级全真预测试卷听力(7)
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 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. Then mark the corresponding letter on Answer Sheet 2 with a single line through the centre.
注意：此部分试题请在答题卡2上作答。
11.
[A] He is thoughtful.
[B] He is humorous.
[C] He is careless.
[D] He is helpful.
12.
[A] There are different kinds of folders.
[B] This decision requires careful thought.
[C] It doesn’t matter which color she chooses.
[D] The color should suggest the content.
13. [A] He went to see the dentist a week ago.
[B] The woman should cancel her appointment with the dentist.
[C] The woman’s toothache will go away by itself.
[D] The woman should have seen the dentist by now.
14. [A] The man should try to be more understanding.
[B] The man’s wife should be more understanding.
[C] The man’s negative attitude may be derived from his childhood.
[D] The pessimism of the man’s wife may be the result of her past experiences.
15. [A] She should be careful about spending her money.
[B] She should not buy the blue dress.
[C] She should buy the blue dress.
[D] She should buy the blue dress next month.
16. [A] He doesn’t like his new eyeglass frames.
[B] He didn’t get a haircut.
[C] He got his eyeglasses a long time ago.
[D] Several people have asked him about his new eyeglass frames.
17. [A] Because the working hours were not suitable.
[B] Because the job was not well paid.
[C] Because he had to do a lot of traveling.
[D] Because the job was quite difficult.
18. [A] To find her way around.
[B] To enjoy herself thoroughly.
[C] To remember her culture.
[D] To see the differences.
Questions 19 to 22 are based on the conversation you have just heard.
19. [A] To make preparations for a new publication.
[B] To learn how couples spend their weekends.
[C] To know how housework is shared.
[D] To investigate what people do at the weekend.
20. [A] He goes to exercise classes.
[B] He goes sailing.
[C] He goes to the cinema:
[D] He stays at home.
21. [A] Friday.
[B] Saturday.
[C] Sunday.
[D] Any weekdaf.
22. [A] Surname.
[B] Job title.
[C] Address.
[D] Age.
Questions 23 to 25 are based on the conversation you have just heard.
23.
[A] Because she thinks there’s no way anyone else could fit on.
[B] Because she thinks that 20 minutes late for a train is pretty standard.
[C] Because she finds that it’s hard to find the commuting.
[D] Because she was shocked by the complicated schedules.
24. [A] Read a book.
[B] Play Game Boy.
[C] Listen to music.
[D] Chat with others.
25. [A] Because she may lose her belongings.
[B] Because she may miss the stop.
[C] Because it’s harmful to her health.
[D] Because there is no space to turn over.
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 marked [ A ], [B], [C] and [D]. Then mark the corresponding letter on Answer Sheet 2 with a single line through the centre.
注意：此部分试题请在答题卡2上作答。
Passage One
Questions 26 to 28 are based on the passage you have just heard.
26. [A] It’s the release of artificial or natural substances into the environment.
[B] It’s the production of new industrial goods.
[C] It’s increased amounts of a natural substance.
[D] It’s our ever-increasing population.
27. [A] Air and water pollution.
[B] Both a litter problem and a waste of resources.
[C] To pay for the service.
[D] To produce the receipt.
28. [A] Cutting out unnecessary buying.
[B] Eating less.
[C] Reducing excess use.
[D] Carefully disposing our daily products.
Passage Two
Questions 29 to 31 are based on the passage you have just heard.
29. [A] It is a method often used by people who cannot speak.
[B] It can tell something that words cannot express.
[C] It can be used to talk with people who cannot hear.
[D] It is less used than words.
30. [A] Less eye contact suggests distance in relation.
[B] The longer one looks at you, the more interest he has in you.
[C] There is more eye contact between people who like each other.
[D] Shorter eye contact shows more interest in what one is talking about.
31. [A] It is a sign of one’s friendliness.
[B] It is a sign of one’s unfriendliness.
[C] It makes people feel happy.
[D] It makes people feel uncomfortable.
Passage Three
Questions 32 to 35 are based on the passage you have just heard.
32. [A] Universities in the United States
[B] The Academic Year
[C] The Quarter System
[D] The Semester System
33. [A] Four regular terms.
[B] Three regular terms and one summer term.
[C] Two regular terms and two summer terms.
[D] One regular term and three summer terms.
34. [A] September.
[B] Summer semester only.
[C] At the beginning of any quarter.
[D] At the beginning of the academic year.
35. [A] They allow students to graduate early.
[B] They provide more options for admission.
[C] They are long enough to cover the course material.
[D] They last eleven weeks.
Section C
Directions: In this section, you will hear a passage 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 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 main points in your own words. Finally, when the passage is read for the third time, you should check what you have written.
注意：此部分试题在答题卡2上；请在答题卡2上作答。
Part III Section C
One of the genes that protects us from cancer may also help delay aging, according to a new study.
The findings could also one day lead to new drugs that prevent or fight cancer while (36) healthy youth and life span, said Manuel Serrano, a researcher at the Spanish National Cancer Research Centre, who worked on the study.
Serrano said researchers (37) engineered mice to have an extra copy of a key cancer-fighting gene called p53 and found it also played an important role in delaying aging.
"Everyone agrees that the aging is produced by the (38) of faulty cells, " Serrano said. "In other words, p53 delays aging for exactly the same reason that it prevents cancer. "
(39) cancer studies have shown that p53 can actually cause (40) aging symptoms by killing too many cells when it goes into (41) , but Serrano said his research strictly (42)
the gene so that it turned on only when needed.
The gene did their (43) job of producing a protein that kills damaged cancer cells. But the researchers found that mice with an extra copy of the genes (44)"This is the first anti-cancer gene tested for its effect on aging, " Serrano said. "The mice lived 16 percent longer in their average life span. "
The p53 gene, when working properly, (45)
If the gene is mutated or inactivated the control mechanism does not work.
Serrano also said that other research has shown that mice and worms that eat less have slower metabolisms and live longer. But his study offers evidence that (46)
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