- Where the recorder? I can't see it anywhere. - I it right here. But now it's g

— Where _____ the recorder? I can't see it anywhere. 
— I _____ it right here. But now it's gone! [     ]A. did you put; have put
B. have you put; put
C. had you put; was putting
D. were you putting; have put

试题答案

B