20km等于多少米

I hope this book will be _______to the beginners of English.A.of very help B of some help为什么选b不选a W____ YOU NEED HELP ,I WILL COME AND HELP YOU填空 英语翻译people had been cleaning their teeth in this way from the old times 在地壳中含量排第二的金属元素是? do you often help your mother help the house 改同义句do you often help your mother_____ house 3:Your friends come to help you do the housework 要用How来开头 后街男孩的MV the my school 写英语作文,麻烦做一下、、（40～60个单词）要符合初一的内容，不要有不认识的单词。其中要写道：教学楼一共有4层，我的班级在第2层，我和我的好朋友经常在第二层玩耍、、 1)Would you like to come to my house-warming party?Thank you.I will c____ come. 徐燕,这个名字能评多少分 英语翻译could any hell imagined by Dante or Jean Paul Sartre match this self-inflicted futility 谁能写一篇为 my happy day 的英语作文（初一阶段）? My father will come back _____ this week.A.by the end of B.at the end of C.in the end D.at the end she will come back at the end of this year.（保持原句意思）she will -------come back——————————————the end of this year. I will tell him the good news if he -- back this week. A. will come B. comes C. come D. came为什么? ---------will you come back?（ ）will you come bace On October 10.A.Where B.WhenC.How D.What 5句英语写我的同桌我的同桌叫XXX,她喜欢上网...其他帮我加加.5点之前要啊! 英语翻译翻译. 请告诉我have to是不是情态动词 with,in,by表示用的时候,有什么区别 with和in表示"使用"时的区别可以说write in a pen . 在 表示穿戴时,with 和in 的区别 with,by,in,through都可表示以…方式,用…方法.区别与用法各是怎样 描写同桌的作文（我的同桌是女孩很文静） 怎样描写我的同桌（我同桌是女的） Look at that girl.She is very s()括号里肿么填? 跪求~~~~~~~~~~· high school musical歌词求歌舞青春3最后一首歌.high school musical的歌词 求《high school musical》 中文歌词就是这首 歌舞青春3里的!我要中文歌词~Lookin' forward from center stage,to graduation day,time to get the future started!What we leave when we take with us,no matter what,it's somethin' we're a p i don't know why i love you but i do 请问是谁唱的电影阿甘正传里的一首歌 请问是谁唱的 i don't know why i love you but i do don't know why I love you but I do I don't know why I cry so but I do I only know I'm lonely and that I w 白衣天使缩写300字以下! 白衣天使的缩写我要6年级下学期书上,“英雄”那个单元里的一篇文章《白衣天使》的缩写!（300字以内!）注意我要我要6年级下学期书上 白衣天使的缩写300子快