下列说法正确的是（ ） A．氧化反应一定是化合反应 B．氧化反应一定只有一种生成

The Internet has become part of young people’s life.  小题1:  report shows that 38% of students often use the Internet . Most of them get 小题2: (use) information on the Internet小题3:  use the Internet to help in their studies. But many students don’t use it _小题4: a good way. Some play games too much, some visit websites小题5: shouldn’t look at. So bad things may happen __小题6:_ students spend too much time on the Internet.

_小题7:_is important for students to use the Internet properly. Now we have a textbook, _小题8: uses many examples to teach students some good ways to use the Internet. It gives useful advice.

Some students also make __小题9:_(friend) on the Internet. But if you want to have a face-to-face __小题10:_ (meet) with your online friends, let your parents know and meet in a proper place.

在肝主疏泄的生理功能中起根本作用的是（）。

A.调畅情志

B.调节血量

C.调畅气机

D.疏通水道

E.促进脾胃消化吸收

发展社会主义民主政治，必须以保证人民当家作主为根本

竣工图图标的尺寸为（）

A.长100，宽40

B.长108，宽48

C.长118，宽40

D.长180，宽48

Win2000可以在以下格式的文件系统上安装（）。

A.NTFS

B.FAT32

C.FAT

D.EXT3