单项选择题

The water will be further polluted unless some measures（）.

A．will be taken
B．are taken
C．were taken
D．had been taken

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单项选择题
Not only I but also Jane and Mary（）tired of having one exam after another.

A．is
B．are
C．am
D．be
单项选择题
The little girl（）dance before so many guests,（）she

A．doesn't dare to; dare
B．daren't does; does
C．dares not; dare
D．daren't; dare
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