23. -Did Alan enjoy seeing his old friends yesterday?

-Yes, he did. He ________ his old friends for a long time.

A. didn’t see 　　　　　　　 B. wouldn’t see 　　 C. hasn’t seen　　　　 D. hadn’t seen

22. My parents live in a small village. They always keep candles in the house _____ there is a power out.

A. if　　　　　　　　　　　　　　 B. unless　　　　　　　 C. in case　　　　　　　　　　 D. so that

第一节　 单项填空(共15小题；每小题1分，满分15分)

　从A，B，C，D四个选项中，选出可以填入空白处的最佳选项。并在答题卡上将该选项的标号涂黑。

例：A computer can only do _______ you have instructed it to do.

A. how　　　 B. after　　　 C. what　　　　 D. when

答案是C。

21. Jim sold most of his things. He has hardly _______ left in the house.

A. anything　　 　　　　　 B. everything　　 C. nothing　 　　　　 D. something