高三英语 总复习 (从句) 集锦

[解析] B 该句中it作形式主语，what引导主语从句。该主语从句还原为疑问句应为“What do other people think about you?”。

23. Having checked the doors were closed, and ______ all the lights were off, the boy opened the door to his bedroom. (2007湖南)

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

[解析] B 所填选项引导宾语从句，从句中不缺任何成份和意义，只缺少连接词，所以用that引导。

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。

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。

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。

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

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

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

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

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