42. It’s implied in the passage that the author may be _____. 

48. Any worn clothing or ______ will produce bacteria used bath towel

17. He was very busy yesterday; otherwise, he _____ to the meeting.

5.

33. Better take a hat with you ______ you get sun burnt because of the strong sunlight.

24. Only after my friend came ______.

Part Ⅰ Listening Comprehension (15 Points)Directions: This part is to test your listening ability. It consists of 3 sections.Section ADirections: This section is to test your ability to understand short dialogues.There are 5 recorded dialogues in it. After each dialogue, there is a recorded question. Both the dialogues and questions will be spoken only once. 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.1.

63.我们真希望你昨晚没那么多工作要做,因为我们都知道你肯定会在晚会.上玩得很开心。

57.众所周知，贸易和专门化相辅相成，使我们每个人能使用更多的产品。

47.You can get the bacteria under control by bathing with your soaps ______ for two weeks.

37. The underlined sentence “Their judgements were no better than chance” implies that the testees ______.

10.