新闻学的母体是（）。 A.社会学 B.经济学 C.政治学 D.文学

按要求完成下列各题。

1. I'd like mutton and potato noodles. (改为一般疑问句)

    _________ you _________ mutton and potato noodles?

2. I went to New York City on my vacation. (就划线部分提问)

    _________ did you _________ on your vacation?

3. They usually play basketball in the afternoon. (用now 改写句子)

    They _________ _________ basketball now.

4. She did her homework last night. (改成否定句)

    She _________ _________ her homework last night.

5. Were you very busy last week? (作否定回答)

    _________, I _________.

授权批准控制的作用：

由n个人组成的大型项目组，人与人之间交互渠道的数量级为（）。

A.A

B.B

C.C

D.D

超媒体系统是由编辑器、______和超媒体语言组成的。