can't help doing sth. 情不自禁做某事
can't to do sth.等不及要去做某事
can't (doing) sth. 等不及某事
can't help +动词ing等不及干某事
can't stand to do和can't stand doing的区别是前者表示某事发生的过程,不能忍受.后者表示正在发生不能忍受.
我也只知道这些啦 希望能帮助你