41. B。　 主旨大意题。根据下文讲发生地震时“人们在室内、在户外、开车时应该做什么”看，文章讲的是发生地震时“应该做什么”。

45. What should you do if you're driving on a bridge during an earthquake?

　　 A. Stop where you are and get out of the car.

　　 B. Leave the car and nm away.

　　 C. Keep on driving until you’re off it.

D. Stop under the bridge and stay inside your car.

答案：

和其他自然灾害不同的是，地震的发生会很突然，没有任何征兆，现在还没有什么办法能够预测地震，所以我们很有必要掌握一些地震发生时自救的知识。

44. What does the underlined word "collapses" mean in the first paragraph?

　　 A. Breaks out.　　 　　 B. Falls down.　　 　　 C. Cuts down.　　　　　　 D. Drops out.

43. What should you do if you are on the first floor of a building?

A. Stay inside.　　　　

B. Head for a stairway.

　　 C. Hide under a strong piece of furniture.

　　 D. Run outside immediately.

42. From the second paragraph we learn that __

　　 A. monsoons usually come at certain times of the year

　　 B. there are no known ways to predict hurricanes

　　 C. there are warning signs before earthquakes strike

　　 D. a tornado can come at any time, and is hard to predict

41. What does the passage mainly tell us about?

　　 A. How to predict earthquakes.

　 　B. What to do during an earthquake.

　　 C. The damage an earthquake can cause.

　　 D. The factors that cause an earthquake.

40. writing　 练习做某事应用practise doing sth。

39. who　 引导定语从句，先行词是those。

38. advice　 一条建议，此处应用名词。