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

62. 冰箱对环境的影响显而易见,对人类幸福的贡献却微不足道。

27. Before leaving Singapore, the young couple sold their apartment ____ one million dollars.

（ ）52. As a well-known supermarket chain, Walmart is a typical example of successful multichannel shopping.

46. A telephone directory is also called   46 .

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. 

（ ）51. Some customers still prefer traditional shopping because it is more personal and shopping with friends is full of fun.

34. Mary has a ____ view of our future. But nobody believes what she said.

44. Physical activities involved in competitive cheerleading don’t include ____.

（ ）53. Buyers can find out information about products on the Internet before buying them in traditional shops.

5.

36. According to David Paik, being your own boss is ____.