be used for / as /by到底“怎样用”

be used for / as /by到底“怎样用” be used for / as /by到底“怎样用” be used as e used fore used by 的区别 be used for/be used as/be used to/be used by 的区别麻烦东英语的帮帮忙啦~ 用used to ,get used to ,be used for ,be used as ,be used by 的适当形式填空谢谢了,一：用used to ,get used to ,be used for ,be used as ,be used by 的适当形式填空 1）In China ,English_____ a foreign language.2) My parents_____ get be used as 和 be used by 区别 be used for doing,be used to do,be used as,be used in,be used to doing,used to used for used of used by used with used as 意思 Be used as 与be used for 有什么区别? be used to doing,be used to do,used to do,be used for,be used by有什么区别. be used for 和used as的区别 be used by ,be used for,be used to 有什么区别? be used by ,be used for,be used to 有什么区别? 英语翻译by the end ofin the end…keep up with…be used by…be used as…be used for doing…stop/keep/prevent …from…doing…continue to do… 英语翻译be used as.be used by.be used for.It's+形+（for sb）+to dosh每个造1个句子,共四个,还有要翻译, 请具体解释、分析、区别 :be used for ; be used as ; use to.请具体解释、分析、区别 :be used for ; be used as ; use to. be used for be used as be used by 的区别 请大家帮一下忙 急希望大家 详细地说明一下 拜托了 在这里 谢谢大家了 受我一拜 used to from by for的区别加上be