42. From the passage, we know in the U.S. ____.

10.

7.

27. I devote my whole day to ____ the English grammar.

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

4.

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

5.

64. 地震中，许多房屋受损严重，成千上万的人无家可归。

50.The organizing committee of the exhibition is   50  .

28. —Did you enjoy yourself last night?—It’s very nice of you. I highly appreciate ____ to the party.

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.