He left, ______ by anyone.

admin2013-02-05  22

问题 He left, ______ by anyone.

选项 A、not notice
B、not being noticed
C、being not noticed
D、not noticing

答案B

解析 此句的谓语动词是left,所以notice 不能以谓语动词的形式出现。役被发现是表示主语he的状态,所以用被动形式being noticed。分词的否定式为not+分词。综上所述,故选B。
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