do(实意)+do(助动词)=be doing?1.What do you promise等於What are you prominsing?2.What do you promise等於What were you prominsing?
问题描述：
do(实意)+do(助动词)=be doing?
1.What do you promise等於What are you prominsing?
2.What do you promise等於What were you prominsing?
答
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.
答
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