1. —Why did he let you repeat his instruction time and time again?

—_________that I remembered what was_________ after he went out.

A. To make sure; to do B. Making sure, to be done C. To see to it; to be done D. Seeing to; done
【考点】
带to的被动语态; 动词不定式;
【答案】

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单选题 普通