摘要：313] I’m pleased should be done has already been done. [译文] 该做的已经做完了.对此我感到满意. A. with what B. that that C. by that D. that what [答案及简析] D. that引导一个宾语从句.但不在从句中充当成分,what引导一个名词性从句.在主句中充当主语同时在从句中充当宾语.

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