◎ 题干
________twice a year,whether it is a car or a bus or a truck,is the rule that every driver
must obey in this city.
[     ]
A.Examining  
B.Examined
C.Having been examined  
D.Being examined
◎ 答案
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◎ 解析
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◎ 知识点
    根据魔方格专家分析,试题“________twice a year,whether it is a car or a bus or a truck,is the rule that every drivermust obey in this city.[ ]A.ExaminingB.ExaminedC.Having been examine…”主要考查了你对  【动名词的被动式】  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。