do(实意)+do(助动词)=be doing?

来源：百度知道编辑：UC知道时间：2024/06/22 03:51:07

1.What do you promise等於What are you prominsing?
2.What do you promise等於What were you prominsing?

理解错误
这两句之间是时态的不同
do(实意)+do(助动词)=be doing这个等式不存在
从没听过

不是的.
What do you promise是一般时态.
What are you promising 是现在进行时.
这两者时态不一样.