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

I am at least ______ age ______ Robert if I am not older than he.

A．the same.., as
B．the same.., with
C．as same.., as
D．as same.., with

单项选择题

So ______ that no fish can live in it.

A．the lake is shallow
B．shallow the lake is
C．shallow is the lake
D．is the lake shallow

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