People are concerned about the quality of the air they ______.A．hear B．eat C．dri_刷题宝

题干

People are concerned about the quality of the air they ______.

A．hear

B．eat

C．drink

D．breathe

上一题下一题 0.64难度单项选择更新时间:2013-04-23 08:53:59

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