These exercise -books are ( ).括号是填their还是theirs?

分类: 作业答案 • 2021-12-19 22:54:21

问题描述：

答

theirs 是对的.
凡是出现在句末最后一个单词,肯定是theirs,因为,如果用their的,它的后面一定还要跟一个名词.