题目内容

常见的操作系统包括DOS、OS/2、UNIX、XENIX、Linux、Windows、Netware、Ora-ele等。

A. 对
B. 错

查看答案
更多问题

He felt veryembarrassed ______ everyone laughed at his story.

A. as if
B. when
C. if
D. until

Childrendo not necessarily grow sophisticated_____they grow older.

A. as
B. when
C. that
D. while

_______ the teacher told the Fables, thechildren listened attentively and took notes.

As soon as
B. If
C. Whenever
D. While

My daughter likes to go to the cinema _____my son prefers to go swimming.

A. at the same time
B. as soon as
C. because
D. while

答案查题题库