问题描述: do did does是不是可以直接做谓语 但done doing不能直接做谓语 have done be doing才能做谓语 1个回答 分类:英语 2014-10-03 问题解答: 我来补答 是的,如:1. He usually does his homework before dinner.2. I did some housework last Saturday.3. We have done the shopping.4. Jack is doing his school work. 通过句子去记,会更容易些. 希望对你有帮助 展开全文阅读