经济学中的机会成本

great的同类词有哪些? 整理一个英语句often suppuer cook we kitchen in the 看我怎么收拾你!这句话用英语怎么说? 形容词排序 We should build China into a socialist,modern powerful country.知道有个口诀是 县官大行令宴国才我觉得powerful 强大的 属于个人观点 即官socialist 社会主义的 属于性质 即行modern 现代化的 属于 _______your mother a factory worker?a.Is b.Does c.What's 波涛汹涌 微波荡漾 滔天巨浪 风平浪静我的排序是;原因： 请问a modern powerful socialist country中这三个形容词是否可以换位置?并说明原因 thought that she was crying请问the thought that 还有,这是不是从句? 5Rush thought that she should ____the job.A gotB getC has D have to 新概念第2册第17课摘要写作50词以内 人类悲伤的源泉是什么? 英语翻译是句歌词,帮我翻译一下,额.这4个答案.有没有贴切一些的阿? I`ve never met anyone like you before I’ve never seen anyone run so fast---- ______ David go.A.just watch B.just to watch C.just watching D.just having watched为什么? I've never seen anyone run so fast...I've never seen anyone run so fast, _____ David go.A. just watch B. just to watch C. just watching D. just having watchedI've never seen anyone run so fast----_____ David go.A. just watch B. just to wa Write an 3 paragraph essay describing the perfect home.写三段描述完美的屋子 You have to explain__us the season__your being absent from school yesterday. A.to,of B.\,for ... You have to explain__us the season__your being absent from school yesterday.A.to,of B.\,for C.to,about D.to,for谁能告诉我这个题答案 理 求英语句子分析：he could not forbear acting with her head the thought that passed in her mind该句话源自 A Country Maid And Her Milk Can的最后一段,上下全文是Transported with this idea,she could not forbear acting with her head t sth is better believe that is much better什么意思 英语高手请进 on christmas Day ,Grandpa usually d____ as Father Christmas to cheer up the tickets Dressed up as Father Christmas and accompanied by a‘guard of honour’of six pretty girls为什么不是：and was accompanied by.. I couldn't stand ___ waiting for an hour.A.to keepB.to be kept C.keeping D.being kept I have never experienced the cold like this in Canada翻译下这句子 下列句子译成英语.1.他母亲每周去购物两次.2.周末你父母常常做什么?3.他多久去看一次电影?4.我喜欢每天早上读书和跑步.5.他通常每周锻炼三次.6.这个星期五开个英语晚会如何?6.我阿姨说她 Be quick If you miss this train ,you have to wait for at___three hour.A) first B) least C) lastBe quick If you miss this train ,you have to wait for at____ three hour.A) first B) least C) last D) most 她尽管年轻.可以用as she is young吗?还有其他形式吗? young as she is ,Mary is a most social person 将下列句子改为特殊疑问句There were five tigers in the zoo last year.（five划线）I had a party with my classmates last Sunday.（my classmates 划线） 把下列句子改为特殊疑问句.I'd like to travel by ship.by ship用how改为特殊疑问句Uncle Chen is going to drive us there.Uncle Chen用who改为特殊疑问句 把下列句子变为特殊疑问句1.My life has been changed by computers.(why)2.Paper has been made from wood since the 19th century.(when) It is important---us ---English well.A of,to learnB for,to learnC to,to learnD with ,learning