以下四个短语的区别A．used to doingB.be used to doC.be used to doingD.used to do

以下四个短语的区别A．used to doingB.be used to doC.be used to doingD.used to do be used to ,used to 等这几个短语的区别 use 短语的一些问题请问：I use ,I am used to,I used to这三个短语,有什么区别..请列举具体的应用.. used to／be used to／be used for的区别 Many years ago,there____ a rich area.A:get used to.B:be used to being.C:used to be.D:has been四个选项中哪个是正确的 used to do 过去常常做be used to do 被用来做used to doing习惯于做这三个短语里的used的读音有什么区别? used to do 过去常常做be used to do 被用来做used to doing习惯于做这三个短语里的used的读音有什么区别? 求初三英语几个短语区别get/be used to doused to dobe used to doing 他们三个在意思上的区别是什么?（不清楚的莫来乱答哈）那be used to sth. 跪求与used相关的短语,用法,例句,区别 I ________ novels when I was in his age．A.used to writing B.used to write C.was used to write D.was used to writing used to和be used to的用法以及区别 used to与be used to的用法区别? used to 与 used to be 的区别用法 used to 与 be used to 的区别,并造句 Used to have 和 used to be 的区别 be used to doing与used to do的区别 used to与be used to的用法及区别 used to be 和 used to do 的区别