单项选择题

（） no gravity, there would be no air around the earth.

A．Were there
B．Was there
C．There were
D．There be.

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单项选择题
We depend on the sun's rays. for the light and warmth which （） us alive.

A．keep
B．keeps
C．kept
D．is keeping
单项选择题
（） to become a movie star.

A．No every, child wants
B．Not every child want
C．Not every child wants
D．No every child wants
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