单项选择题

I don"t think the poor ______ always poor. Working hard ______ very important.

A．is; is
B．are; are
C．are; is
D．is; are
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单项选择题
Mr. Green works in a ______ building.
A．thirty stories high
B．thirty-stories high
C．thirty-stories-high
D．thirty-story high
单项选择题
Can you ______ your car up so that I can get through
A．hold
B．back
C．look
D．rush
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