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问题 单项选择题

关于密实骨架结构沥青混合料的下列说法不正确的是（）。

A.剩余空隙率较大

B.集料之间的摩阻力增大

C.具有较高的内聚力

D.是一种比连续级配更为理想的组成结构

答案

参考答案：A

选择题

Obviously the only way to make people realize that an action is morally wrong is to punish them if they ________ it.

A．confirm

B．create

C．commit

D．compensate
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单项选择题

You board an inflatable liferaft that has been hand launched from a sinking vessel. What should you do first after everyone is onboard the liferaft?（）.

A.Cut the painter

B.Operate the radio equipment

C.Open the equipment pack

D.Ventilate the liferaft of CO2
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