Cry,not I want to,but couldn't help it.

Cry,not I want to,but couldn't help it如题 I couldn't help but cry.为什么后面不用不定式to cry呢? I couldn't help ____.A.to cry B.crying i couldn't help but I will not turn bad Now I want to cry but I did not cry out I don't cry,it is not because I'm strong,but to give you rel I do not want to cry,But tears eyeful. I want to cry,but my pride told me not 是什么歌Want to,but I can't help it,I love the way it feels l want to cry but cry not to come out I‘m not fine,but I don't want to talk about it! i want nothing but to cry