在德国不要给别人夹菜:be uesd to doing 是什么意思

be uesd to doing 是什么意思 be used to doing sth? used to \be uesd to 的疑问＼否定的形式 used to do,be used to do,used to doing,be used to doing的区别 区别be going to do/will do/will be doing/be to do get/be used to doing used to do /be used to do的区别 be used to doing 与 have got used to doing 有什么区别 be used to sb's doing是什么意思啊! need doing 和 need to be done有什么区别? 请问 to be 是什么?