计算机的最新发展正在向第几代过渡
A.1
B.2
C.3
D.4
E.5
参考答案:E
—How was your holiday?
—It couldn’t have been .I just stayed in the hotel because it was raining most of the time.
A.boring
B.more boring
C.most boring
D.1ess boring
在Windows中,可以确保打开一个很久以前、又记不清用何种程序建立的文档的操作是 (49) 。
A.用“开始”菜单中的“文档”命令打开
B.用建立该文档的程序打开
C.用“开始”菜单中的“查找”命令找到该文档,然后双击它
D.用“开始”菜单中的“运行”命令运行它