As many as 150 miners died in the accident．If only the mine

题干

As many as 150 miners died in the accident．If only the mine - owners ____ enough attention to the safety measures!

A．paid

B．should pay

C．would pay

D．had paid

上一题下一题 0.64难度单项选择更新时间:2013-02-22 09:41:46

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