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I have three pens,none of them is expensive中的一个语法错误是什么啊,是不是问题在none of them上啊

分类: 作业答案 • 2022-01-02 15:42:41

问题描述：

I have three pens,none of them is expensive中的一个语法错误是什么啊,是不是问题在none of them上啊

答

none of them are

答

对。应该是 none of which。

答

them改which