问题描述：
The milk smells sour. 改为问句.
The milk smells sour.
His face goes red.
it grew dark.
都改为疑问句.我注意看看这种实义动词当系动词用时,怎么改为疑问句.
The milk smells sour.
His face goes red.
it grew dark.
都改为疑问句.我注意看看这种实义动词当系动词用时,怎么改为疑问句.
问题解答：
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