单选

●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) 。
(49)

A．用"开始"菜单中的"文档"命令打开 &n
bsp; 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

试题出自试卷《2011年网络管理员考试考前密卷（三）-上午试题》

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●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) 。(49)

●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) 。
(49)