Twobluenotebooks的知识精选

Twobluenotebooks
问题详情:Twobluenotebooks______inthelostandfoundbox.A.be     B.is           C.are        D.am【回答】C点拨:考查系动词。句子的主语twobluenotebooks(两本蓝*笔记本)是复数形式,所以系动词应...
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