48.The exhibition is sponsored by   48   organizations.

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

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

47.The location of the exhibition is   47  .

（  ）53. In addition to being a source of income, our jobs define who we are in the world.

22. Not until he retired from teaching three years ago ____ having a holiday abroad.

10.

35. I have come to the ____ that it would be unwise to accept his proposal.

Conversation 28. 

Section BDirections: This section is to test your ability to understand short conversation. There are 2 recorded conversations in it. After each conversation, there are some recorded questions. Both the conversations and questions will be spoken two times. When you hear a question, you should decide on the correct answer from the 4 choices marked A, B, C and D given in your test paper. Then you should mark the corresponding letter on the Answer Sheet with a single line through the center.Conversation 16.

36. What does the underlined word “these” in Paragraph 2 refer to?

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