大学英语六级考试听力预测试卷四_大学英语听力

大学英语六级考试听力预测试卷四

　　D.It is important to educate college students.

　　Passage Three

　　Questions 32 to 35 are based on the passage you have just heard.

　　32.A.Pollution of codstal areas.

　　B.Rise in sea levels.

　　C.Exhaustion of sea resources.

　　D.Earthquakes and volcanoes.

　　33.A.Greenhouse gases.

　　B.Over-exploitation of the beach.

　　C.Change of agricultural zones.

　　D.Change of climates.

　　34.A.farming implements.

　　B.Scientific farming methods.

　　C.Heat-resistant and drought-resistant crops.

　　D.Scientific farming system.

　　35.A.By the end of this century.

　　B.By the first half of this century.

　　C.By the second half of this century.

　　D.By the middle of this century.

　　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.