to do和doing的区别?Her wish is to become a singer.可以变成Her wish is becoming a singer.为什么

to do和to doing的区别 to do和doing的区别 doing和to do的区别 doing和to do的区别 to do 和doing放句首的区别 MEAN TO DO 和MEAN DOING 的区别还有TRY TO DO和TRY DOING agree to do和agree to doing的区别 agree to do和agree to doing的区别 get to do 和get to doing 的区别 use to do和use to doing 的区别 to do和doing的区别?Her wish is to become a singer.可以变成Her wish is becoming a singer.为什么 To do和Doing做主语的区别,什么时候用To do,什么时候用Doing? do 和 to do ,doing ,to doing 他们之间的区别与联系.很晕啊 need to do 和 need doing的意思和区别 stop to do和stop doing的意思和区别 doing和to do的用法和区别? mean to do 和mean doing 的区别和用法? mean to do和mean doing的意思和区别?