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[HELP..]太阳能热水器已走进千家万户,有一容量为240升的太阳能热水器,设其工作时间为Y(分钟),每分钟的排水量为X升,问:若热水器可连续工作的最长时间为1个小时(注意单位换算),求自变量X的范 在一次数学小组活动中,小明清理课桌上的三角形模型,经清点,共有11个钝角,15个直角,100个锐角,问:共有多少个锐角三角形? 一篇国庆节见闻的作文,(国庆中发生的事情)500字左右. I decided to set up a company of my own after graduation. 这里的graduate为什么不是用ing,介词后不是用动词ing吗 stay in big company or small coopration after graduation?a lots of students want to go into big companies after graduation.they hold that in big company they can learn a lot to improve their abilities like how to work efficiently and effectively,and 水落石出的成语故事不要是百度百科里的,这样的一律不采纳! 水落石出是历史还是前人故事 nor to take up a stake in any such company without the prior agreement of A. He is amazingly cheerful,considering all he's had to go through.为什么用has had to go 而不用has gone呢？ hes amazingly cheerful considering all hes had to（）A got through b looked through c gone through d come across JION 与TAKE PARK IN 的区别 600字左右 多么温暖多么明亮的火焰啊!（改为陈述句） 求join 和take park in 区别.join表示加入组织,take park in 是活动.求常用组织,活动的词,越多越好. 加急作文!1、我家的除夕夜2、我最需要的3、借口4、校园八卦4章都要哦 我心中的太阳 作文 加急要是关于歌颂祖国和党的政策! 关于雨的作文,加急!重点是：看起来写雨,其实是在写人,要有故事,穿插雨的优美描写（首段等）,题目要有雨字,不少于950字,发网址也行发文章也行,发网上的也行发自己的也行,总之我要一篇! 心愿作文,加急! at the behest at the the urging 嘬嘬菜是什么 写一篇以空间顺序的600字作文 ---to make his fortune in Beijing ,he set up his own company.为何填 determined 求大师指导 --------for several times,we decided not to do it again.A.having scoldedB,having been scoldedC,she has been scoldedD,since she was scolded是哪一个,为什么? 英语翻译Hi A,Please provide those people’s English names that I marked yellow color since I could not map them with user accounts ( or they may need to create their accounts).Best,Dear B,Could you help to change the organization chart in the Th 英语翻译-Front hem is not straight because facings are too short.See photo for better understanding.-Inside novelty label patch is missing.Fit approved with above corrections.Are the buttons available?If they are they are rejected.Button finish s 英语翻译the expression of local anxiety against the exclusion perpetrated by the center against the countryside as well as against marginal urban groups He is very ____ _______ children .汉语意思是：他对小孩很有一套 空里填什么? Hungarian Rag:Hungarian Dance No.5 Ragtime Arrangement For Solo Piano J.Brahms/ Arranged by John谁能给我翻译一下这个是什么啊? Piano Solo 啥意思 whisperings solo 钢琴独奏 PIANO SOLO怎么样