问题描述：
定语从句中的that?2句
1.This is one of the books which were written by him.
2.He is the only one of the boys who has learned Chinese
这2个定语从句当中的关系词对吗?
前面有one of 和 the only修饰先行词不是只能用that吗?
1.This is one of the books which were written by him.
2.He is the only one of the boys who has learned Chinese
这2个定语从句当中的关系词对吗?
前面有one of 和 the only修饰先行词不是只能用that吗?
问题解答：
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