有些部门和单位在经济利益的驱动下，不顾社会效益，肆意生产、销

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问题选择题

有些部门和单位在经济利益的驱动下，不顾社会效益，肆意生产、销售色情、淫秽、暴力书刊，毒害少年，这表明文化市场的　　

A.自发性 B 超前性 C. 时代性 D.群众性　　

答案

答案：A

句型转换

句型转换。

1. Mr Liu often gets on line on Sundays. (改为一般疑问句)

________ Mr Liu often on line on Sundays?

2. Black used to live in a small village with his grandmother. (改为否定句)

Black live in a small village with his grandmother.

3. Without knowledge, we can never make our country richer and stronger, ? (反意疑问句)

4. Where is the library ? Could you tell me ? (合并成宾语从句)

Could you tell me the library ?

5. He talked a lot about the things and persons. They remembered them in the school. (合并成定语从句)

He talked a lot about the things and persons they remember in the school.

单项选择题

粗磨时，应选粒度号较（）的砂轮以保证较高的生产率。

A.一般

B.大

C.小