暑假口算第十四天作业

绝对安静的环境对人有利吗? 求初一几何计算 初一几何该怎么算? 算角度的,会的进!在△ABC中,∠B=49°,∠C=56°,求∠A的平分线与BC边上的高所夹的角的度数~是3.5度吗 "工作哪有好坏之分" 是陈述句还是反问句?用什么标点 柔美佳人环境安静吗? 宁静祖籍那里人? 我是一个安静的人,当周围环境好吵时我就写不下去作业,但是现在我周围的环境是不可能改变的.我该怎么办? 1.The children ______ to complain about the strict discipline at home because they are afraid of their father.A.dare not B.don't dare C.dared not D.not dare2.Floods are so ____ that they are called the No.1 natural killer.(dead)3.Few ______ words mad 用good,nice,fine,OK填____1.My English is not_____.2.The old man is very____3.How are you,Li Ming?I'm____ 1.In some states of America,children must stay in school until they are sixteen.In some states of America,children_____ _____school until they are sixteen.2.Mary works very hard at schllo.Her teacher often praises her.Mary is often praised _____her h I want to know ____：Has Mr.Jones been here the whole morning?A.it B.one C.that D.this不能选c的理由 31.He has been writing the composition the whole morning and he still_____.A.has been B.does C.has D.is 指数运算第8题.求简便点的方法 spc是什么 什么叫SPC实际应用范围 月落乌啼霜满天的啼什么意思 月落乌啼霜满天的啼是什么意思 “宰相肚里能撑船”是成语吗 什么是SPC 比较东西方体育文化的区别? 试论述东西方体育文化有哪些差异 rebooting ios6.1.3越狱卡在rebooting device Device properties could not be read(You should try rebooting your device) 点 否 还是出现啊~该怎么办?中兴U880root过程中出现的问题 四个多月的宝宝为什么总低头 初一几道计算忘了.x²-5x=2a（x-2y）-3b(2y-x)-4c(x-2y)=-5x²y²+10xy³-15x²y=21×3.14+62×3014+17×3.14=（P-4）（P+1）+3P= 几道初一计算1.-3x(-y-xyz)2.（1/2x^3y^2)(-1/4x^2y^3)^23.(3a^2)^3·b^4-3(ab^2)^2·a^4 麻烦问一下 苏格兰牧羊犬深雕和浅雕有什么区别? 是不是深雕的苏牧是毛色是泛黑 浅雕的泛黄?麻烦大家给我一个答案 谢谢了! 描写胸怀的成语 几道简单的整式计算,尽量写清楚一点计算:(1-x)(0.6-x)(2x+y)(x-y)(2n+5)(n-3)(ax+b)(cx+d)化简(x-y)(x-2y)- (1/2) (2x-3y)(x+2y),并求出当x=2,y=5时的值 马克思主义包括哪些方面?