用所给词的适当形式填空。

1. When              the car              (invent)?

2. I want to go somewhere              (relax)

3. A stranger was seen              (go) into the teacher's office by the girl.

4. Knocking into players and falling down would be             . (danger)

5. The coat is used for              (keep) water away.

6.             (be) a volunteer is great.

7. I fix up bikes and give              (they) away to children.

8. I love places where the people are really              (friend)

9. I love singers              (whom) write their own music.

10. Teenagers should              (allow) to choose their own clothes.

关于Windows Server的描述中，正确的是

A．Windows NT Server不支持互联网

B．Windows 2000 Server提供活动目录服务

C．Windows 2(103 Server的实质改进是放弃.NET架构

D．Windows 2008 Server采用基于模拟器的虚拟化技术