—Have you mended your shoes, Bob？
—Yes, I _________ them twenty minutes ago ．
A．have mended B．mend C．had mended D．mended
—Listen! Is Mary singing in the next room?
—No. It _______ be Mary．She has gone to Shanghai for an important meeting.
A．can’t B．may not C．mustn’t D．needn’t
．Hurry up, ________ you’ll not catch the first bus.
A．and B．or C．but D．if
The old men in hospital ______________.
A．take good care of B．take good care
C．are taken good care D．are taken good care of
Beihai Park is a beautiful place that many people come to visit it every day.
A．such; so B.so; such C.such; such D.so; so
The boys when the teacher came in. So she was very angry．
A．were doing homework
B．were cleaning the classroom
C．were fighting
D．were learning English
