◎ 题干
In order to reduce the increasing prices of vegetables,the toll(过路费) if a truck  carrying them passes through a toll sration.
A.cancelsB.is canceiledC.was cancelledD.had been cancelled
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“In order to reduce the increasing prices of vegetables,the toll(过路费) if a truckcarrying them passes through a toll sration.A.cancelsB.is canceiledC.was canc…”主要考查了你对  【一般现在时】【将来进行时】【过去完成进行时】【过去将来时的被动语态】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。