根号下x21dx

what you want to learn in this class?how to practice english outside the class?怎么回答.. director of commercial leasing depart是什么意思 what is the real matrix of the Sberling equation?Sberling equationX=c1α1+c2α2+…+Cn-rαn-r. group managing director是什么意思 Tom is not in,but I can take a m-------- for him. Can Tom _____him?是find 还是look for 什么是政府实际支出 为什么政府削减支出会提高失业率 center director是什么意思 vice director purchasing center是什么意思 in the first three quarters of the year翻译成中文. There is a stair of 10 steps.IF you can only go up for 1 steps or 2 steps once.How many ways canyou use to get to the 10th step? There are N steps.ur at the No.Y step.How many ways would it be if u walk K steps?one step once.There are N steps.ur at the No.Y step.How many ways would it be if u walk K steps?one step one time.Who's smart enough to help me solve this problem?Help To tell rhe (tr ),I really because a bit angry at that time. i'm pretty babe i'm sexy 英语翻译这是一句马克吐温的名言,直译过来是：“在生活中,我经历过的一些骇人的事情,其中有些的确发生过.”但是中文理解上说不通, She asked us to __the differences1.speak 2.tell 3.say 4.talk she asked me :"where the plone fiy to she.is.starting.to.run. Mother was busy ______ supper and she asked the kids to ______.Mother was busy ______ supper and she askedthe kids to ______.A.preparing for,get prepared B.preparing ,get preparedC.preparing for,be prepared D.preparing ,be prepared I do get around a bit ,don't sit in the grass对吗?是英语听力里边的,介词为什么用in呢? Jane is sit quietiy on the but i got turned down every time. My sister wants comes book.（改为否定句）My sister（）（）（）book 翻译 Stocks Falter in Late Trading, Flop in First Half of YearStocks Falter in Late Trading, Flop in First Half of Year一个字没看懂.难道是外星语 【计算机英语】The productivity for consuming rules will be addressed by making it ...The productivity for consuming rules will be addressed by making it possible to fetch metadata to be used for setting up the UI.That will cut the times you fi 英语翻译兴起伊始——这个表达有点怪 【计算机英语】The productivity for consuming rules will be addressed by making ...The productivity for consuming rules will be addressed by making it possible to fetch metadata to be used for setting up the UI.That will cut the times you find 【计算机英语】The productivity for consuming rules will be addressed by making it possible to .The productivity for consuming rules will be addressed by making it possible to fetch metadata to be used for setting up the UI. A;[ ]ARE JUDY AND LILY?B;LOOK.THEY'RE SITTING[ ]THE GRASS.A;JUDY!LILY![ ]SIT ON THE GRASS.THERE[ ] BENCHES HERE.[2]A;ZHANG PING DOING IN HIS ROOM没人回答吗 Tony,are,Jack,office,assistants,and连词成句