does he need to know?
把他改成
need he know?
人气:480 ℃ 时间:2020-01-03 23:05:09
解答
Yes.
need可以为情态动词和行为动词.
当为情态动词时直接跟动词原形;
当为行为动词时为need to do sth.
Therefore it's ok.
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