垄断竞争市场的条件

leave things where they are 还是as they are ,老师说应用后者,那前者为何不行,并且这是as 的什么用法 leave all the things as they are ,won`t you?为什么不用will you dj歌词开头的是i remember the time more my life 的歌名是什么? 请推荐一些欧美的音乐,我只听过IT IS MY LIFE和小甜甜的BABY ONE MORE TIME我想听的就是那种类型的,请推荐几首 They can't help seeing things _____they do.A.the way B.in the way C.the way that D.the way which e___process of gaining knowledge or skill by doing and seeing things s___ power of seeing根据首字母和释义写单词e___process of gaining knowledge or skill by doing and seeing things 、s___ power of seeing 描写外形的ABB类词语,快呀,第一个回答的得哟!只要描写外形的ABB词语描写人物外形 有哪些动物靠磁场导航运动? 动物在强磁场中会有什么反应?还是会有什么其他异常? 有什么动物是根据地磁场来判定方向的 health care panel什么意思 关于ask的用法ask sb about sth和ask sb sth 有什么区别? I didn`t finish writing my test.和Amy started skating when he was nine.的动词finish、start后为什么要跟动词的ing形式?谢谢······ 希望英语风采大赛2011几月几号几点播出啊? 请问medical care医疗护理 和 health care 卫生保健有什么区别? Yesterday my mother bought( )eggs in the market.Unfortunately,she broke two and ten were left.请高手给个确切的答案,再讲下其中的语法知识!我讲感激不尽! 用"A lack of resources has become a big problem for this countrystress"写篇英语作文,150字左右! 表示“死”的词语五个六年级语同中的. 英语翻译下学期的 Let your mother help you.She (nor do )the cooking 同义句：1、Thanks for your help.2.She had an umbrella in her hand They are not in the same class .class用单数还是复数 famliy 是单数 复数?Jim's family _____ at home last Sunday.填was 还是were? 没准考证怎么查英语ab级成绩 谁能告诉我英语AB级成绩怎么查? 2009年辽宁英语ab级成绩查询出来了没?在哪查 谁能举出在近代史上以南京为首都的政权名称?最少要三个!孙传芳军阀是不是政权？伪国民政府和中华民国的国民政府有什麽不同？ 英语中ask+什么 ask EnglishHe went out of the restaurant.(without)He did not pay the bill.yong (without)lian jie ju zi,zen me lian?shi(1)He went out of the restaurant without pay the bill.hai shi(2)He went out of the restaurant without the bill.haiyou2.She bought a 用英语怎么表达向谁寻求帮助?（用ask for） 急 English ask我叔叔住在城外德一个小村子A My uncle lives in a small village outside the city.B My uncle lives outside the city in a small villageC My uncle living in a small village outisde the city2 ______neither you nor he like baseball A 给几句好记的英文名言,比如Like father like son