leave for get off to be off to 三个离开有什么区别?

leave for get off to be off to 三个离开有什么区别? be off to与leave for get on;get off;get up;get to有什么区别? get ready for the take off 和 get ready to take off 中take off set off 与leave for的区别 when are going to -------for shanghai? cut off 与get cut off 有什么区别吗 start off for 与 set off for,有什么区别? be located in/on/off/to 区别 To be off work? be off to go 、 set off、 be away、leave有何区别? take off 和 ask for leave 都有请假的意思,但是有什么区别呢