fx=sinxx

矩形的面积等于S,它的长边等于a,求两条对角线所夹的锐角. 如果矩形的对角线等于一边长的2倍,那么这个矩形的对角线所夹的锐角是多少度? 矩形ABCD的对角线为2,角bcd等于30度,矩形abcd等于? 室女座超星系群是什么 守望者英语怎么说? 幸福的守望者用英语怎么说“幸福的守望者”“向前走,幸福陪伴你左右.”这两句用英语怎么说.要标准的哦! There will be no giant pandas in the world .这里no后面怎么加名词复数 I bought a ticket .but I lost it __you show me yI bought a ticket .but I lost it__you show me your ticket .you are not allowed to get on the train.A.because B.IfE.sinceF.unless show yuor ticket to the drive的意思 没用vr物理相机,打了VR阳光,为什么场景还是黑的? 为什么使用vr物理相机时,vrlight材质是黑色的 A:Tony,___did you get the ticket for the show?B:I bought online.空格填where还是how中国人常说“在哪买的 网上买的”但是网上购买到底是地点还是方式呢? 最接近地球的行星是那个? 为什么我玩最三国登陆的时候出现Exception has been thrown by the target of an invocation.之后不能玩倒霉 我一玩众神之战就出现An exception has been thrown 有什么解决方法 he thougut .“There will be a surprise for me after school改为间接引语 帮我翻译一下 someone you love will surprise you on valentine 将来时是选buys还是is going to buy? 知人善用此乃王道”用英语怎么说? 帮我排列以下句子(6句)( )蔺相如的门客看不过去,咽不下气.( )廉颇故意一再挡蔺相如的道.( )蔺相如有意避让廉颇的车子.( )蔺相如的门客恍然大悟.( )廉颇负荆请罪,蔺相如热情迎接.( )蔺相如分 "Mother will buy us a computer"能不能换成"Mother will buy a computer for us"?为什麼? My mother will buy something （s ）for me 王道的英文怎么写 Mary can speak English very well.改为否定句 It's finger lockin' good.这是KFC壁纸上的一句话,意思是不是“该让手指好好解放了”? It’s finger l icken My computer is broken.I'm going to______A.have it mendB.have it mendingC.have it to mendD.have it mended 王道的英语怎么说 音乐王道 用英语怎么说? 肯德基那句It's finger licken'good是什么意思? it's finger kickin' good So eat the right food keep you healthy是什么意思