一平米等于多少米

向量 轨迹方程已知向量AC=AB+AD,A(0,1),向量AB=(6,0),向量AB=2向量AM,绝对值AB=绝对值AD,线段CM与线段BD交于点P，则点P的轨迹方程为？________ 高一数学 向量轨迹方程已知点F（a,0）（a＞0）,动点M、P分别在x、y轴上运动,满足PM（向量）＊PF（向量）＝0,N为动点,并且满足PN（向量）＋PM（向量）＝0（向量） 求点N的轨迹C的方程 人体一般可分为哪四个部分? 英语翻译是个对话A甚至有时候我会想，自从我上了大学，生活就开始变得无聊了B我也有过这样的经历，偶尔会无趣，但是当你度过了这段时光，你一定会怀念它的美好的 He shouldn't eat anything for 24 hours(同义句转换） 英语朗诵什么时候应该用升降调 如何用升降调读英语单词 英语中有关调大小调小的用法 The first thing an actor and the belief ( ) he or she can act well 应该填 which 还是 that 为什么还有属于什么从句 She was brought up by the belief that one must return what one has borrowed.怎么翻译 What will he be?What are you going to be in theWhat will he be? What are you going to be in the future You should eat nothing (同义句） You shouldn't eat anything 为什么用anything,不用something?不是在表达 建议 意愿 请求时否定句也该用some吗? how about going fishing是否等于 shall we go fishing如题 They shouldn't eat anything for 24 hours改同义句 Which band did you pass in College English Test? You shouldn't eat anything for 24 hours.什么意思中文的那如果是You shouldn't eat nothing for 24 hours.呢? You pass through from the side,cannot say at heart economicwe will check with the college in America after you pass the exam.Policy may change as wel 向量和轨迹方程的结合题..有点小难度....设x,y∈R,向量i、向量j为直角坐标平面内x、y轴正方向上的单位向量,若向量a=x*向量i+(y+2)*向量j,向量b=x*向量i+(y-2)*向量j,向量a的模+向量b的模=8.(1)求点M( ”is London the oldest city in Britain?" she asked me.(同义转换）She asked me ____-Londen ______ the oldest city in Britain.is 第一空为我们不用whether? what terrorist to talk 一定要精确 you shouldn't eat （ ）24 hours选项有A something in B nothing for C anything for D everything at.为什么B不对,而C对呢?没有下句. light breakfast 聊天工具有几种? he has sold most of his shares and will_______the company.a.take control over b.gain control o...he has sold most of his shares and will_______the company.a.take control over b.gain control of c.lose control of d.run out of control 选什么?为什 Mr.KK Kwok work as CEO of our company and is based in HK.His annual remuneration is $100K.写得对吗大大帮忙看下:Mr.KK Kwok work as Chief Executive Offical of our company and is based in Hong Kong.His annual remuneration is $100000. 英语翻译原句是：Because rising stock prices -- what it costs to buy shares of a company's stock -- usually indicate that companies are making profits.what it costs to buy shares of a company's stock the Redmond-based company 读英语单词的字母拼写时有升降调吗 世界上最多人用的聊天工具是什么?不包括中国网民msn Yahoo 要具体的数据哦!辛苦了 day's 给举几个例句, How do you r___ after a day"s work?填单词