can't help to do和can't help doing的区别?

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can't help to do和can't help doing的区别?

can't help to do和can't help doing的区别?
can't help to do和can't help doing的区别?

can't help to do和can't help doing的区别?
1.can’t help doing sth.和can’t help but do sth 表示“不得不、禁不住做某事”,
We couldn't help laughing when we heard the funny story.
2.can’t help to do sth.表示“不能帮助做某事”,
I can't help (to) wash the dishes because I am busy preparing for the entrance exams.

can't help to do不能帮助做某事
can't help doing情不自禁做某事

cannot help to do sth.的意思是不能帮忙做某事。
可以说help to do sth.
也可以说help do sth .
cannot help doing sth.表示情不自禁地要做某事。