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A．aspects
B．perspective
C．respects
D．purposes
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热门试题

单项选择题A．attractionB．attentionC．conceptionD．investigation

A．attraction
B．attention
C．conception
D．investigation

单项选择题A．conductedB．constructedC．contributedD．confronted

A．conducted
B．constructed
C．contributed
D．confronted