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跪求2007语文散装同步试卷答案（虹口） 若lga+lgb=2,则ab的值等于? 已知lgb/lga+lga/lgb=5/2 求a3+b3/(ab+a2b2)我对数学得超差的 ,希望详尽过程 . 1.在他们到达那里之前,电影已经开始了 Before they arrived here the film___already___2.到目前为止这辆车已经在路上停了两个小时了This car___ ___on the road for two hours___ ___划线提问（每空一词）1.The scienti Pretend strong是什么意思 正确形式:The committee had a heated_(discuss)before they arrived at a_(decide). 一共有几个宇宙? pretend跟宾语从句能不能省略that如题 pretend这个单词讲解 宇宙有几个 怎样用9个点 三条直线来把他们全画 可以出点的外面 ...在秦岭和巴山之间 用英语翻译一下!说一下!重赏! 三位农民的英文翻译成为 保护小动物300字作文!要求有具体时事件,最好自编. 自我保护的故事300字作文 快,火急 有一根长2.2m的粗细不均匀的木料,一端放在地面上,拾起它的粗端要用680N的力；若粗端放在地上,拾起它的另一端时需要用420N的力,求；（1）木料重多少?（2）木料重心的位置. Bing single means that you are strong enough and patient to wait for the one who deseres you. Being single means you’re strong and patient enough to wait for someone who deserves your worth汉语意思 bring single that means i am strong enough and patient to wait for one who deserts you Being single means you're strong and patient enough 帮我翻译下! Bing single means that you are stron帮我翻译下! Bing single means that you are strong enough and patinent to wait for the one who deseres you. 有几个宇宙?我觉得没有宇宙 我们所处的世界是永远不真实的N维时间段 如果说我们的时间是现实的 那一切事物的存在就无任何意义 where did you take these photos?怎么转化被动语态如题 Who.when.where,take me Happiness will never come to those who fail to appreciate what they already have. Happines will never come to those who fail to appreciate what They already have请给我翻译一下 造纸术怎么读 若对于a>0b>0c>0有a+b+c≥3×abc的立方根.当且仅当a=b=c时取等号.则当X﹥0时.32xˆ2+1/x的最小值 我的英语成绩不是很好,考研有希望吗? 求教英语好的人：帮我用英语写一篇介绍造纸术的100字文章...要介绍用途,发明者,一些简单原理.和中文解释谢谢!在线等待 英语作文 造纸术的用途的简述 = = 造纸术的英文单词是?不小心忘了,嘻嘻