单项选择题

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

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热门试题

单项选择题

Farmers use chemicals and fertilizers in order to（）

A．improve their working conditions
B．increase the yields of their crops
C．provide their crops with more vitamins and minerals
D．improve the quality of goods grown in commercial farming areas

单项选择题

The little girl（）lying dead in the street.

A．found
B．founded
C．was founded
D．was found

Where（）the recorder I can't see it anywhere.I（）it right here. But now it is gone.

Where（）the recorder I can't see it anywhere.
I（）it right here. But now it is gone.