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
Do you agree that power is ______ makes things work
A．nothing
B．anything
C．what
D．that
单项选择题
She is ______ interested in physics. She often works at it until ______ into the night.
A．deep; deep
B．deep; deeply
C．deeply; deep
D．deeply; deeply
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