加since的句子时态的用法

问题描述:

加since的句子时态的用法
句子后面+since,前面的时态应该用什么.比如 I___here since I was a child.A.have been staying B.had been staying C.stayed D.have stayed E.had stayed
1个回答 分类:英语 2014-11-22

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