I couldn't help ____.A.to cry B.crying

问题描述:

I couldn't help ____.A.to cry B.crying
选哪个?为什么?

选B
help to 是帮助的意思
help (to) do sth实际上有时候to是省略掉的.
help do sth
还有can't help doing sth.(忍不住/情不自禁去做某事)
help doing 是与can't一起用的
没有help doing 这种用法