单项选择题

从1981年至2012年，中国的贫困人口减少了近9亿。
A. 对

B. 错

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单项选择题

Which of Miller’s plays was once staged in Chinese at the Beijing People's Art Theatre in 1983? ____

A．The Man Who Had All the Luck
B．All My Sons
C．Death of a Salesman
D．The Crucible

平行透视中画法中，必须由内向外画网格参考线。

答案：错误