My key is gone. Have you seen it anywhere? – Oh it is in the room we had a talk last nig

问题补充：

My key is gone. Have you seen it anywhere?

– Oh, it is in the room we had a talk last night

A. that

B. which

C. where

D. what

答案：

A. that

B. which

(答案→)C. where

D. what

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