过线段外一点做垂线段

what do your parents look like?please describe them in few sentences My mother is_____________,shewhat do your parents look like?please describe them in few sentences My mother is_____________,she has____________________hair.she______________________ 用could,can,can't,must,mustn't need't may填空 may与can与must与need的用法否定的用法 经常不会做这类的题 还有 选词填空有很多不认识的单词怎么去理解呢 我的听力不好,怎样训练好听力 he or she后是单数是复数la He's gone either to Hangzhou or to Yunnan.为什么不是：He's gone to either Hangzhou or Yunnan. 为什么要either to, or to? My parents have gone to Hangzhou for holiday.为什么这句话有两个动词也对啊?My parents have gone to Hangzhou for holiday.have 和 gone 都是动词啊,不是说一句话只能有一个动词吗, 沙特四季温度如何那位大虾知道谢谢了 英语单词 off怎么读是读奥夫还是哦夫 关于英语单词get的意思有这样一个句子Your father likes taking a picture,why not ger him a camera?get不是取得的意思吗?怎么这里变成了给予啊! Generation a,my,holiday,went,Paris,for,parents,to连词成句 The manager and his wife ________to paris three times.A.have gone B.went C.have been D.has been 提示:朋友,家人间是否有代沟.为什么?遇到大事如何与父母交流.if there is generation gap,then what shuold we do to bridge it. 求一篇关于电脑病毒的英语作文150--200字之间,自己遇到的病毒及处理方法,病毒的防治. 求一篇英语作文 “离开父母独立生活”以离开父母独立生活为话题 随意书写一篇英语范文（多了更好）词数100左右 语句通顺 词数不要太多 OK 好耍的很是不 给机会都不要 诶...............还有 怎样预防H1N1病毒?写一篇大学英语作文 “Have you ever gone to Hangzhou?"这句话错在哪? I want to say that I prefer my English class to be taught in E nglish only . But it's so far to me 什么意思啊 英语翻译 水泥厂化验员做些什么的?日常工作内容是什么?麻烦详细点介绍!做水泥化验员对身体有害吗？ 我以前在水泥厂化验室做化学分析工15年.请问我属于《劳动法》规定的特殊工种 周雯的妈妈是豫林水泥厂的化验员.一天,周雯来到化验室做作业.做完后想出去玩."等等,妈妈还要考你一个题目,"她接着说,"你看这6只做化验用的玻璃杯,前面3只盛满了水,后面3只是空的.你能只 1.Discuss the advantages and disadvantages of advertising. 求小作文 discuss both the advantages and disadvantages of studying abroad.write about 250 words They are talking about different ways to raise money.改为同义句.They are talking about different ways ________ ____________ money. we are talking about -----(raise)some money for them.填什么形式 we loved each other and were ig norant 求解释,最好we loved each other and were ig norant 求解释,最好的,采纳, We loved each other and were ignorant是代表的过去式,请问要换成现在进行时该怎么改. we have loved each other You _____ do that,if you don't want to.won't mustn't needn't shouldn't 1.This is ------that I don`t want to do it any more.答案为such boring work为什么?2.When do you want it?--Tomorrow,_____.A.it possible B.if possible C.it`s possible D.if it possible为什么?3.The match___over when they___to the playgroud.填was 《My vacation pian》初一英语作文