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单项选择题

Are you conscious ______ any reason why he should not be enrolled in this university

A．of
B．with
C．about
D．on

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热门试题

单项选择题The explorers ______ into the unknown regions of the Amazon River.

A．penetrated
B．injected
C．reached
D．stretched

单项选择题These computer programs are a ______ to me.

A．problem
B．difficulty
C．puzzle
D．question