单项选择题

The examination has been cancelled. You______all that review, after all.

A．didn't need to do
B．needn't do
C．needn't have done
D．needn't to do
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单项选择题
While watching television,______.
A．the telephone rang
B．we heard the telephone ring
C．we heard the telephone rang
D．the telephone was rung
单项选择题
Some people feel that television should give less______to sport.
A．programs
B．coverage
C．concern
D．involvement
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