题目

---- Where _______ the guidebook? I can’t see it anywhere.         ---- I _______ it right here, but now it’s gone.    A. did you put; have put                     B. had you put; have put    C. have you put; put                        D. were you putting; put 答案：C 解析: 前一空用现在完成时，表示动作已经做，后一空用一般过去时，表示刚刚发生的动作。

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