The young man really does not know -----(what to do /how to do)to stop the baby from crying hard

The young man really does not know -----(what to do /how to do)to stop the baby from crying hard

题目

The young man really does not know -----(what to do /how to do)to stop the baby from crying hard
注上原因我觉得都可以 what

答案

举一反三

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