题目内容
12.Teenagers to choose their own clothes.( )A. | should be allowed | B. | should allow | ||
C. | be allowed |
分析 青少年应该被允许选择他们自己的服装.
解答 答案:A 此题中Teenagers 和谓语动词allow之间是被动关系,要用被动语态来表达青少年应该被允许选择他们自己的衣服.被动语态的结构是:be+及物动词的过去分词,含有情态动词的被动语态的结构:情态动词+be+及物动词的过去分词;C中的be没有根据时态、人称或单复数运用合适的形式,故选A
点评 此题目是考查的含有情态动词的被动语态,结构是:情态动词+be+及物动词的过去分词.
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