6. It was the training 　　　　　he received at school 　　　　　made him a good learner.

A.　 what; what　　　　 B.　 what; that

C.　 that; that　　　　 D.　 that; what

5. 　　　　scientists attempted to solve the problem, but 　　　　them gave up halfway.　

A. A huge number of; a great many

B. A huge amount of; a great many

C. A huge number of; a great many of

D. A huge amount of; a great many of

4. He explained to his girl friend in detail what he 　　　　　doing in the following week to ask for her support.

A. meant　　　　　 B. minded

C. intended　　　 D. remembered

3. Now, examination scores 　　　　　as the only standard for a student’s academic performance at school, which is also considered in later job assignment.

A. treat　　　　　 B. serve　　 C. provide　　 D. prove

2. How did you let such an important thing 　　　　　you? I thought you had kept it in mind.

A.　 forget　　　　 B.　 release

C.　 swallow　　　 D.　 escape

从A、B、C、D四个选项中，选出可以填入空白处的最佳选项。

1. It was been 　　　　　to our attention that global warming is becoming more and more serious and we have to take measures to protect the earth.

A. taken　　　　　 B. caused

C. brought　　　　 D. attracted

5. As time passed by, people begin to realize the importance of not having too many children.

　　　 　time 　　　　, people begin to realize the importance of not having too many children.

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4. To talk with your mouth full is bad manners.

　　　　　　　　 　　　　　　　　　bad manners to talk with your mouth full.

3. We haven’t heard from her for seven years.

It is seven years 　　　　　we last heard from her.

It is for seven years 　　　　we haven’t heard from her.

2. Since you have understood it so well, there is no need to explain it again.

Since you have understood it so well, 　　　　　is not 　　　　to explain it again.