Where ______ the recorder? I can see it anywhere.\I ______ it right here. But now it i

"Where ______ the recorder？ I can"t see it anywhere.""I ______ it right here. But now it is gone."

A．did you put, have put

B．have you put, put

C．had you put, was putting

D．were you putting, have put

请帮忙给出正确答案和分析，谢谢！