used to do ；used to doing ；be used to do ；be used to doing 几个短语意思个是什么?实在分不清...used to do ；used to doing ；be used to do ；be used to doing 几个短语意思个是什么?实在分不清楚（貌似有几个结

翻译used to do used to doing used to do 造句 used to do用法 used to do用法 used to do sth. used to do sth used to do get used to do used to do的used的词性 be used for doing,be used to do,be used as,be used in,be used to doing,used to be used to doing,be used to do,used to do,be used for,be used by有什么区别. be used to do造句 used to do的用法 used to do sth. 意思 be used to do sth. used to doing和used to do用法 用used to do be used to doing造句 英语翻译rt是used to be 不是used to do