【单选题】【消耗次数：1】
在Windows的窗口菜单中，若某命令项后面有向右的黑三角，则表示该命令项（ ）
①
A)有下级子菜单
②
B)单击鼠标可直接执行
③
C)双击鼠标可直接执行
④
D)右击鼠标可直接执行
参考答案：
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相关题目
【单选题】
在Windows的窗口菜单中，若某命令项后面有向右的黑三角，则表示该命令项（ ）
①
有下级子菜单
②
单击鼠标可直接执行
③
双击鼠标可直接执行
④
右击鼠标可直接执行
【单选题】
在Windows 的窗口菜单中，若某命令项后面有向右的黑三角，则表示该命令项（ ）。
①
有下级子菜单
②
单击鼠标可直接执行
③
双击鼠标可直接执行
④
右击鼠标可直接执行
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