They used to collect coins in the past.(对划线部分进行提问）

They used to collect coins in the past.(对划线部分进行提问） they do as they used to do I collect shells because they are beautiful.I'd like to collect stamps because they are interesting They used to go out to eat.( 英语翻译These questionnaires will be used to accurately and cost-effectively collect occupational information from job incumbents and representatives for the organizations in which they work.（主要是把cost-effectively准确地翻译出来而 Mr Green used to collect coins when he was young.（改为一般疑问句） They spend what they could ___ words for their dictionaries.A trying to collect B to try to collect C trying colleting D to try collecting为什么啊 they used to live here等于什么 开头是 A group of boys wanted to heipthe orphans .They planned to collect money and They collect everything from books to butterflies and from shells to stamps .翻译 They collect everything from books to butterflies and from shells to stamps . they don't make toys the way they used to. 模仿句型写一段话.I collect shells because they are beautiful.I'd like to collect stamps because they are interesting How to collect sperms? 英语翻译是what are they used to do 和what are they used for doing? 初二英语2.Many children are ________ (interest) in ________ (collect) stamps because2.Many children are ________ (interest) in ________ (collect) stamps because they think it _________ (interest) to collect them and they can learn a lot from it. They used to go to the beach.问句是什么 如何翻译?People are richer than they used to be.used to be指什么啊