问题描述:
women who were unemployed were included in the research
这句话有两个were这样为什么可以,两个be动词不是不允许的吗?
这句话有两个were这样为什么可以,两个be动词不是不允许的吗?
问题解答:
我来补答展开全文阅读
问题描述:
问题解答:
我来补答