( ) 15. The richer countries always raise the prices of their imports.

（  ）13. The fresh water often comes from rivers, lakes, underground and seas.

9.

Section BDirections: This section is to test your ability to understand short conversations. 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. 

7.

10.

5.

( )12. The reason why most people talk online is to improve their language skills and learn more about something new.

( )12. People living in cities like quiet, the clean air and the beautiful healthy surroundings.

7.

9.

Conversation 28.