问题描述: 用be动词的正确形式填空.My sister () was a student in 2001. 1个回答 分类:综合 2014-11-30 问题解答: 我来补答 was很高兴为你解答!多谢你的问题! 再问: My sister was was a student in 2001? 再答: 你已经填了啊 就去掉一个嘛,我是做题目啊。你的be动词在哪里、 展开全文阅读