28. No matter how frequently ____, the film always attracts a large number of youngsters.

45. Fashion has changed in the aspect of ____. 

( )13. Talking to strangers on the Internet is absolutely safe.

38. Guanlao started his project because he felt the need to ____.

30. It is prohibited by law to mail parcels that might prove ____ in transport.

62. 非常感谢您对这个项目的技术援助。

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. 

34. Even though the customer was very rude, the shop assistant ____ calm and polite.

32. She had to ____ her umbrella from the Lost Property Office.

60. 这门课程除了介绍计算机的一般知识外，还提供了实际操作的机会。

25. ____ technological progress helps to relieve work is a fact accepted by people.

22. _____, there were still some tickets available for the concert.