6. -- It’s thirty years since we last met.

　 -- But I still remember the story, believe it or not,　______　we got lost on a rainy　　　　　　 night.　

　A. which　　　　　 B. that　　　　　 C. what　　　　　 D. when

5. He spoke proudly of his part in the game, without mentioning ______ his teammates had done.

A. what　　 　 B. which　　 　C. why　　 　 　D. while

4. One advantage of playing the guitar is ______ it can give you a great deal of pleasure.

A. how　　 　　　　　 B. why　　 　　 　C. that　　 　　　　 D. when

3. I just wonder ______ that makes him so excited.　

A. why it does　　　 B. what he does　　　 C. how it is　　　 D. what it is

2. Engines are to machines ______ hearts are to animals.　

A. as　　　　　　　 B. that　　　　 C. what　　　　　　　 D. which

1. Please remind me ______ he said he was going. I may be in time to see him off.

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

27. By improving reading skills, you can read faster and understand more of ______ you read. (2007上海春招)

A. that　　 　　 B. what　 　　　 C. which　 　　　 D. whether

[解析] B of后为宾语从句，从句中缺少宾语，可排除A、D两项；which引导宾语从句时意为“哪一个”，表示选择，与句意不符，故选B。

提升训练

26. The traditional view is ______ we sleep because our brain is “programmed” to make us do so. (2007上海)

A. when　 　 B. why　　　 　　　　 C. whether　　　 　　　 D. that

[解析] D is后为表语从句，从句中不缺任何成份和意义，只缺少连接词，所以用that引导。

25. 　　　　parents say and do has a life-long effect on their children. (2007陕西)

A. That　　　　　 　 B. Which　　　　　 　 C. What　　　 　　　 D. As

[解析] C所填选项引导主语从句，且在从句中充当say和do的宾语，可排除A、D两项；which引导宾语从句时意为“哪一个”，表示选择，与句意不符，故选C。

24. You can only be sure of ______ you have at present; you cannot be sure of something _____ you might get in the future.(2007安徽)

A. that; what　　　 B. what; /　　　 C. which; that　　 　　　 D. /; that

[解析] B of后为宾语从句，从句中缺少宾语，所以用what引导；something后接定语从句，可以省略作宾语的关系词that。