◎ 题干

These surveys indicate that many crimes go _____ by the police, mainly because not all
victims report them.  
A.to be unrecorded B.unrecorded
C.to have been unrecordedD.unrecording
◎ 答案
查看答案
◎ 解析
查看解析
◎ 知识点
    根据n多题专家分析,试题“These surveys indicate that many crimes go _____ by the police, mainly because not allvictims report them.A.to be unrecorded B.unrecordedC.to have been unrecord…”主要考查了你对  【现在分词的被动式】【现在分词】【不定式的被动式】【过去分词】  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。