Don't do that.There's no need.(改为简单句）为什么是There is no need doing that.而不是There is no need to do that?这里不是还没有做吗,不应该是用There is no need to do

Don't do that.There's no need.(改为简单句）为什么是There is no need doing that.而不是There is no need to do that?这里不是还没有做吗,不应该是用There is no need to do
Don't do that.There's no need.(改为简单句）为什么是There is no need doing that.
而不是There is no need to do that?这里不是还没有做吗,不应该是用There is no need to do

Don't do that.There's no need.(改为简单句）为什么是There is no need doing that.而不是There is no need to do that?这里不是还没有做吗,不应该是用There is no need to do
我觉得两个都是可以的,我首先想到的就是你说的那个TO DO.