3.

42. From the passage, we know in the U.S. ____.

( ) 13. A lot of the world’s natural resources come from the poor countries.

48.The exhibition is sponsored by   48   organizations.

65. 尽管互联网技术现在已经十分先进，但是在一些发展中国家互联网在普通用户中还远远没有普及。

62. 你是在什么时候意识到英语非常值得学习的？

( ) 12. The fish which are caught by a fisherman in South America may be made into pet food.

（  ）54. It’s impossible for us to avoid the economic crisis, so we have to learn to live through it.

24. ____ five minutes earlier, you could have seen them off.

7.

10.

40. In which section of the newspaper would you probably read this article?