In these years, the shortages of water has become a ______ problem.A．globalB．his_刷题宝

题干

In these years, the shortages of water has become a ______ problem.

A．global

B．historical

C．chemical

D．local

上一题下一题 0.64难度单项选择更新时间:2013-05-19 12:56:31

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