题目

I am in ______charge of the class which was in________charge of my wife.  A. /;the B. /;/ C. the; / D. the; the 答案:A 解析: in charge of 的意思是“负责”、“管理”,其主语通常是人;in the charge of 的意思是“由……负责或管理”,其主语通常是物。
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