Yesterday i bought a book.Books are not very expensive.

问题描述:

Yesterday i bought a book.Books are not very expensive.
请问为什么后一个book要加S.快.急
1个回答 分类:综合 2014-12-16

问题解答:

我来补答
因为复数.
我昨天买了一本书.书不是很贵.
后一句的书,不是指前一句的那本书,而是指所有的书.
 
 
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