已知梯形的面积上底和下底怎么求高

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吃晚饭后出去要散步,对身体好,用英语怎么说 英语翻译 change one's mind 和 make up one's mind 那个mind能加S那个不能加?短文纠错 有个change his mind 是对的,但阅读里有change their minds 到底变不变? make up one's mind 与change one's mind中的mind那个可以随主语变为复数?确保准确, 在英语语法中,为什么实词可以称为开放性词类,而虚词可以称为封闭性词类?什么是虚词? 问个英语语法的简单问题.词类转化具体是怎么转化的,比如动转名,形容词转动. 人教版八年级上册语文的所有词语书下注释谁有啊!(教辅书的词语不对,太多了.) change into ChineseI forgot what it meant to cry?``what?why? Chinese into English谋事在人,成事在天. 我得到了很好的运动用英语怎么说 English into CHineseI'm also looking for friends too! Like everyone else says please have a picture I took the time for you!请大家帮忙翻译,特别是 have a picture i took the time for ya 他是个很好的运动员 用英语怎么说如题, How to change English into Chinese when you put in something in this box please change it into chinese!Thomas Lawrence became famous after the First world War.Even today his reputation is a favourite target for popular controversialists.His war adventures were often obscured by myth.He himself had little wish to be rememb 救英语高中语法? 高中英语语法:从句的区分I have no idea when they will be back.请问“when they will be back”此句是宾语从句还是同位语从句? 高中的英语语法与初中的有什么区别? 谁有sister hazel的change your mind歌词翻译, Change your mind怎么读 求一个女声英文歌名,是安静舒缓的歌曲,歌词有句“change your mind”.广播里听到的.RT,整体很安静舒缓的歌曲,女声挺好听的.有连续三短句的调是一样的,第三短句应该是change your mind,第一二句没 请帮忙翻译英文We all know the expression to change your mind. 是英文歌曲 日本女的唱的 有change your mind 英语主动语态变被动语态题1、we help an old man cross the street2、we helped an old man cross the street3、Danny sees Jenny come out of the classroom4、Danny saw Jenny come out of the classroom5、I ofen send Danny an e-mail6、I sen 英语题……把主动语态变成被动语态……谢谢各位了……1、The computers asks children tu read the screen.2、Karl offers Julia and James the job of advertising the product. ①动词+名词结构的四字词语,如:开凿隧道.再填两个.②动词+动词结构.如:周密计算 3G手机给电子阅读带来什么 如何理解英语语法中的词类还有句子成分? 英语语法中句子的成分各是什么意思?英语语法中状语,表语,宾语,定语,宾补,谓语, 我无法在这周把快递寄送给你 英语怎么说 你的意思是我需要把这些发票的原件用快递的形式邮寄到北京吗?这句话用英语怎么说这样做也太麻烦了,以前你从来没叫我这样做,我不知道为什么你要这样做?用英语怎么翻译 音乐节目主持人和邮政速递公司用英语怎么说?请快点给我正确的答案. 被动语态变主动语态怎么变