—— Why did he let you repeat his instruction time and time again? —— that I remember what was after he went out.A.To see to it；to be doneB.Making sure； to be doneC.To make sure；to doD.Seeing to； done
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A解析第一空为不定式作目的状语，用来回答问句。第二空的主语是what，应用被动意义的to be done. see to it that的意思是“务必使……”，“注意使……”。