有一根木料，截成3段要用二十分之三小时

I have finished my homework before I ______(leave). You can't leave until you_ your homework?A finished B will finish C would finish D have finished I have finished my homework before I leave home.和I have been finished my homework before I leave home.有什么区别 青岛三日游记 吃 住 行青岛去蓬莱的班车几点到几点崂山如何能玩中线和东线我不要旅行社 我最讨厌1 2楼的回答 小学生的水平请不要出现 为青岛游记写题目一篇关于游青岛的作文若取《青岛游记》太普通了还有什么特别的题目吗? Without your help,we could not have succeeded.句子后面的 we could not have succeeded可以换成we would ntot have succeeded吗?不是应该用虚拟语气吗？那could not 为什么是对的？ ____for your help,we wouldn't have succeeded.A,Hadn't it been B,Had it not been C,If it had been D,If it were但是A和B的区别在哪儿? Ann's school is in front of the post office.中文意思 my sister likes elephants and giraffes.（改为选择疑问句） 病句 the person in front of the post office has of medium height My sister likes swimming（改写成一般疑问句） in,the,post,front,office,is,one,there,of 连词成句 My sister likes English a lot 改为一般疑问句 狼图腾内容简介 推荐理由想读书卡那样 内容少一点不要太多推荐理由也是像读书卡那样 （打错字了） 求一篇狼图腾的内容简介 200字 狼图腾的最最最简要的内容简介,最好几十字急,能多简就多简,求你了. that is his brother改为一般疑问句并作肯定或否定回答 If you work hard ,you will pass the examd 同义句______ _______,_______you will pass the exam______ _______,_______you won`t pass the exam our teacher is standing __the blackboard.A.in front of B.in the front of The teacher is standing in front of the blackboard.有错误码?是不是应该加in the front of...这样的话，The teacher is standing in the front of the blackboard,也成立？ the teacher is in front of the blackboard 是否有错误如果有请指出. 1.My brother and sister like( ).A.strawberriesB.pear C.fruit D.meats 要解析2.They're 1 dollar( ).A.every B.each C.some 用下列词的适当形式填空：There are lots of _ between _ dinosaurs.(different) there are lots of_______(different)between Emma and her sister 横线上填什么? There _______(be)lots of different kinds of food 快的加分 If a man is to succeed,he must work as hard as he canis to 什么用法 英语10．If a man _______ succeed,he must work as hard as he can.10．If a man _______ succeed,he must work as hard as he can.A.will B.is to C.is going to D.did为什么 12.If the man _________ succeed,he must work as hard as he can.A.will B.is to C.is going to D.should选哪个,需要理由 If a person____succeed,he must work as hard as he can.A.will B.is to C.is going to D.were to 我叫王雪,今年22.我想起个英文名,大家帮想想叫什么好呢?如果有满意的我会追加分的,麻烦大家了/ what are you looking 后面为啥一定要接at呢?单what are you looking 中文里面,右括号之后紧跟句号或者紧跟逗号,在右括号后面要空格吗?例如：（某某公司）,还是（某某公司） ,对了，还有如果在右括号后面加关引号，又是怎样的？