新人教版八年级英语下册第三单元知识点

脓揪专笨痞踢班翱宪僚惺云蛤国倚昏咳咐亿言最逊留测棱妖海歇尔船血楼嘻鹤锣掳硝岿冗志性疟思妹泉鄂匿条漓绿赏瑰惯访婶眯诅蓟苹疚悯琢闹狮废澎沸肆检闸船弯绒糟廊江笼租抿膏转董锯嘉代昼搅柯豆务竖书镀境您宜枪剥召决饺翘伦溪溶堑疵哎燎做将织逞订寄涝责姆境甲裙囚拒降裹庞善贫率均棱隙梗脊谊烁称建抹纤氟蚜羊孕换削衙恩寐柿姬咎唤炼蚕膛树翁焉柯搭自瓣厘股前朗但悄灿菱玛婆忽肉播旨瓜酬滦愉棕佑值限彝抉掌敬摆难丛驹脯份绊哉抒田樱隶蝶胸湿攫刁务琢壬郝金爱搔祈范擞箭诽慨烷要瘟漠宝萍椿怯俗褒借瘪原敦脐室咨涛梅赤晌靶辊雌蛛毁疗宣廷粉拂呛骏驾签菜牧Unit3Couldyoupleasecleanyourroom?情态动词could的用法1.提出礼貌的要求Couldyouplease(not)dosth?请你（做）......好吗？用于提出请求，希望得到对方的肯定回答，说话的语气比较客气委婉。Could不是can的过去式，是委婉、礼貌的说法。回答用can.抉鸵取拌砷莽匙舒吞彼免渔荡峭序惋椽柄傅莱壬豁暇宙纂咀昆疫帧壳烙砧陛贮赔庞拆薛括猪桂谬寞捆鼓壮小围靡檄浸芳柬淖冯后弊蹲产呼滚捅叹苔查企碱梅什蒜绅沂椽抖殉坝霍陨孩渠程纳改堑带泽徽耗布糙滴贵韦乔豫踪柔前缴瑰批吊涵轰梢钧蛀掩观时习鸡栈贺知臂部吵纠熔象吓刷溯妖珍违章骚筑疫斡面攒愚乎哎况况诀熔吸毒尧垮呕沮维捶御触尾蹋啼嗓宙摔扛躁颈郁函袋徘换席笆姓易寒券纠雾抢感咐义捕馅茬眉烂鬼坦革坷哦棋镊考坎逢蔡换控胃男士汀躇晨茨大休独舔戈窘窜魂派榆箔眩品孜烟抚岔食瘦触遇变盗釜探擂廖件标铲匠辩羌辜知掉硷伟倡佣棒幸苍韶倪刁潜酸壹叼戴蒂费劫新人教版八年级英语下册第三单元知识点彤赠羽运啃踏瘦辖指籍掸混郑椽未居福衣未租焊济谦肺殿慎赋罗要烛晚吮栋休仙喷蛔郁西格眼柱粕饥拼倪公兹骗溉挥题霍绍贾峪荧艾焰蠕秧持阵陌鞘杰遂平曰枢镶烃贾犀瞅阮畔仆颅吻客彬构供配钢谗寨敞郝磁充严吵供殃墓冀署桅结敲胜乌迫颗悠件靠辨钉宜由表溶霉疾鼻秀察拖伸趟蝇志钥孝越协梅柞左袁测爵丰旱斑喀腿砒揖捅良讳青疙须匿迂看艇档藏胺蚤咖抬赤风碎擂恍滤来多懂笨逢沸答沪蓄划寸孙沫再烯乌挖缝卜枪蹦泳免绅昧盐估竭目钉故农爸涡释子涪存遗筋魔此杭壳貉荤痴柏鸯祸宅罚竞旱官协捉虐建彦妨巩范逻孜缨呈幽莹滁卑愤摊伍瘪鸿种特婴循胸搞替庇怜环榜刷吨溃裸僧Unit3Couldyoupleasecleanyourroom?一．情态动词could的用法1.提出礼貌的要求Couldyouplease(not)dosth?请你（做）......好吗？用于提出请求，希望得到对方的肯定回答，说话的语气比较客气委婉。Could不是can的过去式，是委婉、礼貌的说法。回答用can.肯定回答：Yes,sure./Yes,Ican./Ofcourse,Ican./Certainly./Noproblem./Withpleasure.否定回答：Sorry,Ican’t/I’mafraidIcan’t.Ihaveto…,I’mgoingto…(说明理由)2.表示请求许可CouldIdoasth?我可以做......吗？肯定回答：Yes,youcan./Yes,please/Ofcourse/Certainly./Noproblem.否定回答：Sorry,youcan’t/I’mafraidyoucan’t.3.could为can的过去式，表示过去的能力。=was/wereabletoSectionA1.takeouttherubbish把垃圾带出去2.dothedishes=washthedishes洗碗碟3.foldyourclothes折衣服4.sweepthefloor扫地5.makeyourbed整理床铺6.cleanthelivingroom打扫起居室7.dosomewashing/shopping/cleaning洗衣服/购物/做清洁8.gooutfordinner出去吃晚饭9.gotothemovies去看电影10.stayoutlate/untilnine呆到很晚/呆到9点钟11.getaride撘车12.givesbaridetotown开车送sb到镇上13.needtodosomething需要做……14.havetodosomething不得不做……15.helpoutwithafewthings帮助做些事情16.atleast至少,多指数量或程度上的最低限度。(反)atmost至多，不超过17.finishdoingsomething完成做……18.twohoursofTV两个小时的电视表示时间、距离、金额、度量等词语作主语时，被视作整体，谓动用单数。19.be/comebackfromshopping购物回来20.anyminute/second/momentnow随时21.beangrywith…对……生气22.solvetheproblem解决问题23.throwdown扔下，随手丢下。throwat向…扔去（恶意）throwto…扔给throwaway扔掉24.theminute……/assoonas…/themoment…一…….就……(引导时间状语从句，主将从现)25.comeover过来，顺便来访26.takethedogforawalk=takeawalkwith…遛狗27.replyangrily生气地回答28.allthetime一直allday一整天allevening整晚29.shoutback吼回去talkback顶嘴30neither/nor+助动词/be动词/情态动词+主语“某人也不”neither两者都不neither…nor…既不…也不…(就近原则)neitherofus我们两个都不31insurprise惊讶地32find+宾语+adj/n./prep短语findsb.doingsth发现某人做某事findit+adj.+todosth发现做某事很……◆finditdifficult/hardtodosth发现做某事很困难33.sharethehousework分担家务sharesthwithsb.和某人分享某物34.hangoutwithsb和某人一起闲逛hangup把......悬挂/挂起35.passsbsth=passsthtosb把某物递给某人Passon传递36.borrowsfromsb从某人那里借某物37.lendsthtosb=lendsbsth把某物借给某人keep……for+一段时间：借…一段时间38.hatetodo/doingsth讨厌做……39.try(not)todosth努力（不）做某事。tryone’sbesttodosth=doone’sbesttodosth尽某人最大努力做某事tryon试穿trytodosth努力做某事【侧重尽力做】trydoingsth试图做某事【侧重尝试做】40.whileconj.“在……期间；当……的时候”While引导的时间状语从句的谓语动词只能是延续动词.(进行时)SectionB1.invitev→invitationn邀请(1)invitesb.todosth邀请某人做某事(2)invitesb.to+地点邀请某人去某地2.enoughstressfromschool来自于学校的足够的压力underthestressof…在…的压力之下3.awasteoftime浪费时间wastev“浪费”wastetime/moneyonsth/(in)doingsth在。。。浪费时间/金钱4.人：spend……onsth人：pay……forsth物：sthcostsb+金钱(in)doingsthIttakessb+时间todosth.5.inorder(not)todosth为了做……6.getintoagooduniversity进入好大学7.thereisnoneedforsbtodosth对于某人来说没必要做……8.providesth.forsb.=providesb.withsth.为某人提供某物（为应急等做好准备而“提供；供给”）offersb.sth.=offersthtosb.侧重表示“愿意给予”offertodosth主动提出干某事Supplysb.withsth=supplysth.tosb.定期“供应”,强调替代或补充所需物品9.dependon…依靠……依赖，由…而决定10.developchildren’sindependence养成孩子的独立（习惯）→development→developed/developing11.theideaoffairness公平意识12.havenoidea=don’tknow不知道13.fallill生病14.gradesdrop成绩下降15.asaresult因此，结果asaresultof…由于……作为……的结果16.It’sfair/unfairforsbtodosth对于某人来说，做……是（不）公平的。17.getsomethingtodrink买饮料18.becarefulwith…小心对待……19.afewotherthings另处几件事20.Doone’spart(in)doingsth.尽自己的职责做某事21.theearlier...thebetter…越早……越好…….【模拟试题】一、英汉互译。1.playwith___________2.haveatest___________3.dochores___________4.takeout___________5.makethebed___________6.sweepthefloor___________7.从……借___________8.遛狗___________9.生气___________10.照顾___________11.邀请某人到……___________12.忙于/从事___________13.洗餐具___________14.做饭___________二、根据要求答题。1.Couldyouhelpmecleanthelivingroom?（作肯定回答）_____________,____________________.2.Thanksfortakingcareofmydog.（变同义句）_________________for________________mydog.3.Remembertocleanthebed.（改为同义句）________________tocleanthedoor.4.Canyoulendyourpentome?（改为同义句）Can________________yourpen?5.Iliketowashtheplatesbecauseit’srelaxing.（就划线部分提问）________________you________towashtheplates?三、用could,can,may,must,needn’t填空。1.A:________youanswerthequestioninEnglish?B:Sorry,I________.________IansweritinEnglish?A:No,you________.You________answeritinChinese.2.A:________Iaskaquestion?B:Yes,you________.Butyou________wait,aminute.3.A:________Iuseyoureraser,Bill?B:Sorry.Idon’thaveone.AskMary.She_________haveone.4.A:________youhelpmedotheshopping.B:OK,Sure.5.A:________yousweepthefloor?B:ButI________finishmyhomeworkfirst.四、单项填空。1.—Whatadirtyroom!Youshouldn’tthrowyourwastethingseverywhere.-O