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Tell me where did u I'm missing you tell me where did we go wrong?怎么翻译 6X+3+5=8X,这个方程怎么解? The students at our school have a lot of after-school ____(active) 电梯井有没有辐射?我住在顶楼,电梯井和卧室只有一墙之隔.不知道电梯井有没有辐射,感觉怕怕的! 近世代数 元a b 是群中的两个元,中的元应该怎么解释? 这些咋写简便计算有好评 简便计算,坐等 简便计算,全要,坐等 一首说唱加电音的英文 很多tell me where you want it go 还有 how you get me how you get me high这首歌女生的声音超级好听 是从多米音乐的songtaste找的中间还有女生问了两个 why 野百合花也有春天一朵花山谷里 已知x+y-4x+8y+20=0,则x+y的值是多少? 已知x2+y2-4x+8y+20=0则x+y的值为多少? 已知x的平方+y的平方+4x-8y+20=0,求x的平方=y的平方 应用题, 应用题坐等, 两个应用题, 把这些词语连词成句 where go tomorrow you will 两个应用题,坐等,师徒两人共同生产330个零件.师傅每小时生产60个,徒弟每小时生产50个,几小时可以完 某车队运送一批货物.如果每天运40吨,6天可以运完.如果每天多运10吨,几天可以运完 两个 And where will you go tomorrow什么意思 三个应用题给好评啊,坐等 (x-y)平方-14(x+y)+49 已知关于x的方程x2-6x+m2-3m-5=0的一个跟是-1,求m的值和另一个根 设关于x的方程x2-6x+k=0的两个根是m和n,且3m+2n=20,求k的值用伟达定理 分解因式（x+y）的2次方-14（x+y）+49 (x^2-2)^2-14(x^2-2)+49分解因式在线等 （x＋y）²－14（x＋y）+49 分解因式 49(x+y)^2-9(x-y)^2 因式分解 不会做的英语完形填空Do you have a plan for your future?Our country has its plan.It tells what China hopes to 1 in the next five years.The plan promises higher pay,better education andpollution by 2010.If the promises all come ture ,Chinese 英语完形填空不会做,怎么办 一道不会的英语完形填空这里是一道完形填空～Tome was twelve years old.He was not a very good boy,and he didn't like doing his homework.I_______,he liked to do other things in his free time.Often he didn't do the homework by himself 英语完形填空不会,On Christmas Eve a few days ago,an English couple,the Hardens,got a very special call.It was only a 20-second call but it was very (1).The Hardens'15-year-old daughter has gone (2) six months before.On Christmas Eve she rang