墨子怒耕柱子800字作文

为什么气象不报告40度以上的高温 在三角形ABC中,边AB,BC的垂直平分线相交于P,求证：点P在边AC的垂直平分线上 三角形ABC边的边BC的垂直平分线DE分别与AB,BC交于点D,E.求证：AB大于AC回答如果有图最好,没图算了.请尽快回答,最好在半小时以内 已知三角形abc,bc小于ac,ab边上的垂直平分线de交ab于点d,交ac于点e,ac等于9厘米,三角形的周长15,求bc? 高中英语定语从句部分的语法知识(尽量清晰一点嘛! 四道英语题.要给解释哦!1.Please give me a short notice at your earliest ________.A. performance B. convenience C. confidence D. assurance2.Nowadays antibioties(抗生素）____ to work against bacteria not viruses are seriously overused in C 1.-Brad was Jane's brother.-______ he talked of Jane so much.A.No doubt B.Of course C.Above all D.No wonder2.-I am afraid I can't return the book to you before Friday.-__________.A.Don't be afraid B.Be careful C.Not at all D.Take your time3.I'd like 说明理由1.In ________ study,we learn about plants,insects and animals.(natural)2.English can ______ you to learn much knowledge.(able)3.Hard work ______ her to enter a famous university last year.（able）4.Nowadays young people may need to go t 一到英语题 求详解( ) is known to us all is that the 2008 Olympic Games will take place in Beijing A.It B.What C.As DWhich为什么选B 不选A啊 The earlist coins were made in lydia,a little county in----is now called Turkey.A where B.what C.that D.which我觉得选D,但答案是B.a little county in.是主句的什么成分,what引导的又是什么?in起什么作用呢? sina 和 cosa 都是方程 2x^2-6kx-(3k-1)=0 的根 求K的值 我想每天都写日记,求破,第一次写.急用 请问日记怎么写 日记在怎么写?亻的花名有哪些,还有三点水的花名有哪些 We began to study hear 2 year ago.改为同义句 用since或for转化为现在完成时的句子 Everyone except Tom and John ( ) there when the meeting began.A.are B.is C.was D.were 老实说选C 为什么啊 英语翻译 已知函数y=根号下（ax+1)(a 一到英语改错题( )A(A cat) has B(a little differences) C(from a tiger).________ 很简单的英语改错题I'd like a kilo meat.此句中只有一个词是错的 很简单的几道题（英语改错）1、There aren't some bananas on the tree.___________改为_________________2、Is there a ball under the desk?Yes,it is.___________改为_________________3、Can I have a look your new book?___________改为___ [基础英语]请帮我改错题,改错题.(各有一处错误,请说明错误之处和正确答案)1.We saw the boy is swimming in the water yesterday.2.Lucy and Lily are twins,they look same.3.How many apples trees are there in the garden?4.She sho 一道很简单的英语改错题（急!）I was enjoyed playing football.问:上句是否存在错误?如果是,请写出正确答案.我怎么看都觉得没错,今天下午就要交了, 若关于x、y的方程组{2x+6y=k,3x-y=k+2的解的和为12,则k的值为 已知关于X,Y的方程组2X+5Y=K 3X-6Y=K+13中X与Y的和为5,求K的值. 我是大一新生,英语很烂.想买点英语杂志看,提高阅读水平,我是该买英语沙龙还是疯狂英语阅读版呢? 指数函数y=(1/10）的x次幂的图像与直线y=x的横坐标x0满足A大于0小于1/2 B等于0 C大于1/2小于1 D大于1 a取什么值时,方程组x+3y=a2+a-1 9x-6y=9a2-2a+2的解是正数? 方程组x+3y=a^+a-1,9x-6y=9a^-2a+2解法 英语翻译不要百度翻译的 英文好的同学来啊 我很高兴你很乐意帮我!——翻译成英文是什么? 方程组{x=3y+2 x-6y=16}的解,