豺狗和鬣狗区别

so easy,步步高打火机,拿着课本,哪里不会点哪里http://p1.wo.baidu.com/1101/45/cfa539381248d603f7da845ec3d76245/PicU1cUTm.jpg 妈妈再也不用担心我的学习了!so easy!真想有个步步高打火机,拿着教科书,哪里不会点哪里 真想有个步步高打火机,那里不会烧哪里, so easy! so easy的数学题,但我不会……已知等差数列{an}的首项为a1前n项和为Sn,令bn=a1/Sn且a5*b2=10/3,S5-S4=101.求{bn}的通项公式2.求{bn}的前n项和麻烦讲讲, DO you enjoy your h___? 翻译I could never get away with pulling any of that stuff on him 请你认真读一读（花之歌）,并摘抄2句你最喜欢的诗句,再写,喜欢的理由 FOUR MEN IN A CAR怎么样 I've never been there.Is it b---?横线应填什么 I've never been there but it is,by all accounts,a lovely place.为什么is后面是,号 tibet is too far away,and we've never been there b__ we can't see the boat on the bank ,it is m___you push and i'll p___(是pass on ,it is the l ___(我觉得可以填好多的比如 lost large) island in the country i've never been there帮忙翻译成中文 篪的读音 repair什么意思 帝国主义,共产主义,资本主义,社会主义.都是什么关系和区别?还有其他什么主义? 好多老一辈人都信仰共产主义,通俗点讲,究竟什么叫做共产主义?和资本主义的区别有哪些? 什么是军国主义,帝国主义,资本主义,社会主义,共产主义国家?简洁易懂即可.不用长篇大论. tom_his teacher carefully,but he couldn't_anything. The child listens to his mother carefully.改为一般过去时 ( )He went out of the room quickly.He__carefully but couldn't __anything.A.looked,lookB.saw,lookC.looked,seeD.saw,find请写清选择理由, I listened carefully but I couldn't hear anything（同义句转换）I listened carefully but ______to hear_____ 英语里面有没有这样的结构呢?be + n +in+doing?有这样的结构吗?我刚才问的一个句子：I am proficiency in written English .be proficiency in 精通于 proficiency 是名词哟,有这个结构吗?就是be+n+in+doing 数学文字语言的英语表达用英语表达一些数学的文字语言,符号语言,我只要很简单的从小学的加减乘除到初中的相似三角就够了不是Plus Minus Times吗注上英文另外，要求一些主要几何定理和作 数学 下列语句规范的是（）A 直线a,b相交于一点m B 延长线段ab到c使bc=ab His mother couldn't ( ) (支付) to pay for her child's education. His mother could afford to pay for her child's education.改否定句 His mother couldn't afford to pay for the house.翻译 “days gone 用优美的中文说一下他的意思! By six o’clock I will be gone.为什么是被动语态呢 The man ( ) was sentenced to 6 years in prison by the judge last week 21 years old.A who B whomC which D whose 选什么及原因还有翻译 The judge sentenced him to ten years in prison Bob always comes back home late.That makes his mother _____ a.angrily b.unhappy c.unhappily 为什么