What a pity!Considering his ability and experience. he better. A.need have done B.must have done have done D.might have done 答案 D 解析 句意为:太遗憾了!鉴于他的能力和经验.他本可能做得更好.need have done本来有必要做,must have done是对过去发生的事情的肯定的推测.表示“过去一定做了 ,can have done是对过去发生的事情的不肯定的推测,might have done表示“本来可以 . 【查看更多】
