用在疑问句中也可用以建议做某事。

You also use "couldn't" in a question to suggest doing something.

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用以建议与别人一起做某事。

You use "Shall we" to suggest doing something with somebody else.

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这是怎样处置惩罚某事的一些建议。

Here are some suggestions for handling.

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这是怎样处置惩罚某事的一些建议。

Here are some suggestions for handling.

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