题目内容：
文件的扩展名最多只能有三个字符（ ）。
参考答案：
选择题：文件的扩展名最多只能有三个字符（ ）。
- 题目分类：兰州工业学院-计算机基础
- 题目类型：选择题
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I went along thinking of nothing ______, only look
I went along thinking of nothing ______, only looking at things around me. （分数：1
Yesterday Ariel Sharon ordered Israeli tanks to ro
Yesterday Ariel Sharon ordered Israeli tanks to roll back from Palestinian towns
用户可以自己设置“任务栏”和“开始菜单”（ ）。
用户可以自己设置“任务栏”和“开始菜单”（ ）。
They are a reminder that great powers should steer
They are a reminder that great powers should steer ________ small wars and conce
__ ,结根泰山阿。
__ ,结根泰山阿。