百度作业网英语如何辨别时态?
来源：学生作业帮 编辑：百度作业网作业帮 分类：英语作业 时间：2024/06/11 02:10:08
英语如何辨别时态?
一般时态 进行时态 完成时态 完成进行时态 现在 do/does am/is/are doing have/has done have/has been doing 过去 did was/were doing had done had been doing 将来 shall/will do shall/will be doing shall/will have done shall/will have been doing 过去将来 should/would do should/would be doing should/would have done should/would have been doing