已知椭圆的两个焦点分别为f1f2

the heart is mine.but it is full of you The heart is mine,But it is full of you. The heart of woman is a glass holding water.It is full but seems to have not快!时间紧急!英文的意思！！！ 请帮我举出一个成正比例的例子感激不尽啊 方程2/3X=10-1X/6 银厦工程队原计划安排52人在一定时间内完成一项工程,开工前,工程设计人员发明了一项新技术,可以将原工作效率提高50%,于是,工程队只派了40人去干这项工程,就这样仍比原来提前6天完成了 机械原理机械设计题!求高手! 悬赏分：30 | 解决时间：2010-12-19 13:52 | 提问者：dahuandahuanda 哎～可能有点依赖百度了吧,靠它来获得题目的答案.55```希望大家帮个忙,做下题：请你举出成正比例关系的两种量.（1）（ ）（2）（ ）（3）（ 英语翻译现在开始为了你把自己变得更好.麻烦英语好的亲帮我翻译下哈. “鼠”字用手机的笔画怎么打? 鼠字第三笔画是什么啊 英语翻译For the pain and the sorrowcaused by my mistakes[something] immortalhumans are to blameNow I know I will make itthere will be a timeWe'll get back our freedomthey can't fake what's insideI'll face itcause it's the heart of everythingOpen The Heart Of Everything 歌词 你是怎样判断两种量成正比例还是成反比例的?举例说明 你是怎样判断两种量成正比例还是成反比例的? 你是怎样判断两种量成正比例还是成反比例? 小明家里养的羊和鸡一样多,羊和鸡的腿加起来共有96只,羊和鸡各有多少只? 小明家里养的羊和鸡一样多,羊和鸡的腿加起来有96只,你知道羊和鸡有多少只吗最好用方程回答 玲玲家养了鸡和兔共108只,已知兔的腿比鸡的腿多56条,请你算一下玲玲家养兔子和鸡各多少只? 鸡有几只腿 Lin Ming was born( )December应该填什么介词 If one day,you into my heart,you'll cry because there is full of you.If one day,I went into yourheart,I also will cry,because there is no me If one day, you into my heart, you\'ll cry because there is full of you. 是什么意思 Nothing is difficult,if you put your heart into it.谁帮我翻译下? 4只鸡和8只羊一共有多少条腿? 老鼠的鼠字用笔划怎么打出来的?（手机）会的告诉一下,谁第一个回答正确,谁就是最佳答案 羊鸡数量相同,共96条腿,羊鸡多少 鸡和羊共50只,100条腿在地上站,问多少只鸡多少只羊?请指教? 用适当的介词或副词填空：The poor girl was born _____ India on December fifth,1996.如题 1990,was,in,girl,the,Englang,clever,born,in.写一个句子 it was 2002 when the girl was born是强调句吗? 请列举几个符合黄金分割定律的实例.