He said it was this classroom he found his lost watch and he would take good care of it

问题补充：

He said it was this classroom he found his lost watch and he would take good care of it from then on.

A. where; /高*考*资*源*网

B. when; what

C. that; what

D. where; that

答案：

A. where; /高*考*资*源*网

B. when; what

C. that; what

(答案→)D. where; that

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