should have been有should had been吗

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should have been有should had been吗

should have been有should had been吗
should have been有should had been吗

should have been有should had been吗
没有.should have been 是情态动词完成式.情态动词should 后面用原形 have,而 have been 又构成完成式.

没有,should是情态动词后加动词原形,所以还是have
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没有。should have been 是将来完成时,含有虚拟语气的意思情态动词should 后面用原形 have

没有

因为should属于助动词类,后面肯定是加动词原形的,所以不会出现should had been的情况,只能是should have been,表示本应该怎样,而实际上并不是那样。