套细胞淋巴瘤活了10年

我想算布每平方米的重量,都要知道什么条件,还有怎么计算,我数学不好, 刚刚如行瓷砖行业,不是很懂,请高人指示如何做好销售? 我数学不好,不知道算平方比如有人问 55个平方米的客厅贴80*80的瓷砖,大概要多少快瓷砖?我不太会算,有人可以给我一个公式吗?还有就 1.I did not know ___ him or not.A.whether to help B.if to help C.how to help D.what to help 怎么用first name造句啊.快. 数学完全平方x^2+y^2+x^2*y^2+1=4xy要求运用完全平方公式 数学(完全平方)证明x(x+1)(x+2)(x+3)+1是一个完全平方式! 1.It was because I like you _____I speak out frankly.A.that B.why C.because D.who1.It was because I like you _____I speak out frankly.A.that B.why C.because D.who选什么?为什么? because it isn`t like that you imagining1这句话对不对.为什么?2这是个什么句子?改成because it isn`t like that you imagine. x平方+1+1/x平方+1 化简这个怎么化简,还有x是不能在分母上的吧 1/根号(1+ta9n160°)的平方我的问题中有打错字的，应该是（tan160°）的平方 讲了什么道理 初一下册语文课时达标答案13课快啊 用什么动力能让船不仅能在水里行,而且也可在淤泥上走.用什么动力能让船不仅能在水里行,而且也可在淤泥上走,感激不尽! 像那些大轮船制造好后是怎么放到水里的? “great mind think great mind thinks alike 《孔子游春》中水没有一定的形状,或方或长指的是? 孔子游春一文中水像真君子的续写孔子游春一文中的第8自然段中说,水像真君子,并举了许多列子,谁有下面的续写? 请问The future is in your hand..的全文是什么Where is my future?The future is in your hand.Yes the future is in our hands就是这几句话所在的文章好象是一个小女孩去找future的内容PS：Where is my future?The future is in you Your future is in your own hands.翻译成中问文 英语翻译College life和Graduation~的含义呢 Great minds thinks alike Great mind thinks alike 中文 I will do it for ever .有没有错?for ever 有没有 延续性 和 非延续性的要求?never ever don't put your hands under the 还有don't push food from your plate into your eat when everyone has some food it's good to eat all the food on your don't talk when food is in your Where were you at 7:00 lost night?-I ___ to my mother at home.A.write B.was writing C.wrote最好把为什么选这一题也同样写出来 My mother and i were at home ____that sunny nigMy mother and i were at home ____that sunny night 作文大赛 用英语说 求what are words手机铃声!谢谢!Unitedpang@yahoo.com.cn 设质量为m的船以速度v0行驶,在t=0时动力被关闭,假定水的阻力与船的速度成正比(k),求时间与距离的关系式 Make sure he ____ the right room.A.will find B.finds C.finding D.find如题为什么?这是个祈使句还是什么？ i was born ——1990