不知道是fix.it.up还是fix.up连用

不知道是fix.it.up还是fix.up连用 fix up等于什么? fix up her fix up,repair ,mend 用fix up造句 fix repair fix up mend的区别 fix和fix up 有什么区别 if it ain't broke,fix it.if you can't fix it,smash it up. fix up sth 和 fix sth up 有什么区别? 关于fix up 的用法. 5.Where are the bikes?—over there ,I want to .fix up it fix he made us fix it up改成被动语态