You must not look out of the window改祈使句

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You must not look out of the window改祈使句

Don't look out of the window!祈使句因对象(即主语)是第二人称,所以通常都省略.祈使句的动词都为一般现在时,句末则使用句号来表示结束.例:  Go and wash your hands.  (去洗你的手.——命令) 其否定形式在...