(2012·四川)—Goodbye，John.Come back again sometime.
—Sure，________.
A．I did B．I do C．I shall D．I will
It's the first time that he has been to Australia，________？
A．isn't he B．hasn't he C．isn't it D．hasn't it
You and I could hardly work together，________？
A．could you B．couldnt' I
C．couldn't we D．could we
He must be helping the old man to water the flowers，________？
A．is he B．isn't he
C．must be D．mustn't he
I told them not everybody could run as fast as you did，________？(2011·重庆)
A．could he B．didn't I
C．didn't you D．could they
(2010·安徽)It was from only a few supplies that she had bought in the village ________ the hostess cooked such a nice dinner.
A．where B．that C．when D．which
