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.2014秋新人教版九年级英语全一册重点难点解析1.Teenagersshouldbeallowedtochoosetheirownclothes.2.①allowsb.todosth.允许某人做某事Eg.Ourteacherdon’tallowus________atschoollate.(arrive)toarrive②sb.be(not)allowedtodosth.某人不被允许做某事I___________tostudywithmyfriends.(allow)amallowed③allowdoingsth.允许做某事Thedoctorsdon’tallow_______here.(smoke)smoking④sb.should(not)beallowedtodosth.某人(不)应该被允许做某事Teenagersshouldn’tbeallowedtodrive.Shouldteenagersbeallowedtodrive?①choose–chose–chosen选择She’s_______anewbikebyherself.(choose)chosen3.choosetheirownclothes选择他们自己的衣服②one’sown+n.某人自己的…hisownshopownv.拥有Heownsashop.他拥有一家商店。4.主动语态与被动语态：英语动词有两种语态，即主动语态(TheActiveVoice)与被动语态（ThePassiveVoice)。主动语态表示主语是动作的执行者;被动语态表示主语是动作的承受者。1.当我们不知道谁是动作的执行者,2.或者只需强调动作的承受者时，要用被动语态。①被动语态基本结构：主语+be+V.过去分词(done)+(by+动作的承受者…)be动词随时态和主语的单复数而变化②含情态动词的被动语态：主语+情态动词+be+done变否定句时，在情态动词后面加not，变一般疑问句时，把情态动词提到主语之前Theoldmust__________topolitely.(speak)Mustthiswork_________atonce?(finish)bespoken动词过去分词的不规则变化需积累befinished③一般现在时被动语态：主语+am/is/are+doneEnglish________allovertheworld.(speak)isspoken④一般过去时被动语态：主语+was/were+doneThebridge_________(build)lastyear.wasbuilt⑤一般将来时被动语态：主语+willbedoneThiswork____________inanhour.(finish)willbefinished⑥现在完成时被动语态：主语+have/hasbeendoneMylostwatchhasbeenfound.5.sixteen-year-olds十六岁的青少年6.havepart-timejobs有兼职工作full-time全职的7.getone’searspierced打耳洞①get/have/make+宾语(名词或代词)+done让/请(别人)做某事,使某事被做被动关系Eg.Igotmycar_______lastSunday.(修理)Maryhadherhair______(cut)yesterday.Youshouldreadaloudtomakeyourself______(hear).repairedcutheard②have/make+sb.dosth.使某人做某事MymotherhasmecleantheroomonSunday.主动关系③getsb.todosth.使某人做某事8.hisdriver’slicense他的驾照9.主语+think+宾语从句变否定句，否定移到think前若主语是I或we,变反意疑问句时，随宾从的时态和主语变Ithinkheiswrong,_______?isn’theIthinkit’s+adj.+todosth.可替换为Ithinkit+adj.+todosth.10.同意Iagree.不同意Idisagree=Idon’tagree.agreewithsb.同意某人的意见或看法agreeto+提议，办法，计划Iagreetotheplan.agreetodosth.同意做某事11.enough+n.Forsth.(not)adj./adv.+enoughtodosth.(不)足够…而(不)可以…12.atnight在晚上onFridaynight在星期五晚上onschoolnights在上学日的晚上onthenightofMayfirst…在五月一日的晚上13.cutone’shairhave/getone’shaircut理发14.stopdoingsth.停止做某事stoptodosth.停下来去做（另一件）事stop/keep/preventsb.fromdoingsth.阻止某人做某事can'tstop/helpdoingsth.禁不住做某事e.g.It'stimeforclass.Pleasestoptalking.I'mtootiredafteralongwalk.Iwanttostoptohavearest.Youmuststophertellingthemthebadnews．你必须阻止她告诉他们那个坏消息15.lookclean看起来干净(adj.)16.need用法①情态动词：needdosth.needn’tdosth.多用于否定句或疑问句needn’t=don’thaveto②行为动词：needsth.需要某物needtodosth.(主语是人)需要做某事变否定：doesn’t/don’t/didn’tneedtodosth.needdoingsth.(主语是物)需要做某事=needtobedoneTheflowersneedwatering.花需要浇水了。=Theflowersneedtobewatered.17.Theytalkinsteadofdoinghomework.MissWangisilltoday.SoIwillaskMrZhaoinstead.18.Theyaren’tseriousenoughatthatage.attheageof+基数词…在…岁时19.so+助动词/系动词/情态动词+(另一)主语“(另一主语)也是如此”Iamateacher,soismysister.Ifshegoestothezoo,sowillI.Neither/nor+助动词/系动词/情态动词+(另一)主语(另一主语)也不……IhaveneverbeentoEngland,neitherhasTom.Ifyoudon’tgotothezoo,neitherwillI.So+(同一)主语+助动词/系动词/情态动词的确如此；确实是啊;(用于肯定对方的观点）-Lilyhasmadegreatprogress.-Soshehas.-It’sverycoldtoday.-Soitis.-Lilyhasmadegreatprogressinthelasttwoyears.–Soshehas,sohaveyou.20.by10:00pm21.Whatrulesdoyouhaveathome?22.until“直到”用于肯定句常与延续性动词连用not…until“直到…才”，常与短暂动词连用，主将从现，主过从过Ididn’tknowthenewsuntilhetoldme.SectionB1.gettoclasslate上课迟到belateforclass2.到达某地：reach+地点getto+地点arriveat+小地点若后面跟地点副词，如：here,in+大地点there,home等，三个词前不加介词arrive是不及物动词，可以单独使用Whendidyouarrive?3.finishatestearlyfinishdoingsth.early-earlier-earliestlate-later-latest4.worrythat+从句“担心…”worryaboutsb./sth.5.takethetest参加考试passthetest通过考试failthetest考试不及格failtodosth.不能（没有）做某事Hefailedtocomeyesterday.6.bestrictwithsb.对某人要求严格bestrictinsth.对某事要求严格Ourteachersarestrict_____us____theirwork.within7.theotherday前几天，用于一般过去时I____mygoodfriendtheotherday.(meet)met8.wouldliketodosth.=wanttodosth.=feellikedoingsth.想要做某事9.begoodfor+n./代词/v.-ing对…有益begoodat=dowellin擅长begoodto…对…好（和善）Heisgoodtoallofus.10.keep用法:keep+adj.keepquietkeepsth.+adj.keepthedoorclosed/openkeepdoingsth.不停(反复)做某事keepondoingsth.继续做某事，一直做某事keepsb.doingsth.让某人一直做某事I’msorrytokeepyouwaiting.keepsb.fromdoingsth.阻止某人做某事11.both…and……和…都，既…又…作主语为复数谓语动词就近原则：neither…nor…既不…也不…,两者都不eg.Helikesneitherteanorcoffee.他既不喜欢喝茶也不喜欢喝咖啡。either…or…或者...或者...,不是...就是..notonly…butalso…不但...而且...BothLilyandLucy______fromAmerica.(be)Neitherdadnormum______athome.(be)EitherJimorTim_______math.(like)NotonlyyoubutalsoI_______(be)astudent.areislikesam12.get/benoisy吵闹13.learnalotfromeachother互相学到很多learn(sth.)…fromsb.向某人学习...14.haveanopportunity/achancetodosth.有机会干某事ofdoingsth.Eg.Ihadanopportunitytogoabroadlastyear.15.volunteerv.自愿做sth;volunteertodosth.;n.志愿者Manypeoplevolunteer______onthefarmsonweekends.(work)towork16.beagoodexperienceforsb.对某人来说是个好的经历experiencev.经历；体验n.经历（可数）；经验（不可数）MrLiisateacherofmuchexperience.刘老师是一个经验丰富的老师。Hehasmanyinterestingexperiences.他有许多有趣的经历。17.Whatschoolrulesdoyouthinkshouldbechanged?主语插入语谓语doyouthink作插入语,跟在疑问词后，think后用陈述句语序(主语+谓语)，若疑问词是主语，think后语序不变即：疑问词+doyouthink+主语+谓语+…疑问词(主语)+doyouthink+谓语+….Whatdoyouthinkhernameis?18.whichpairofjeanstobuy买哪条牛仔裤pair修饰的名词作主语时，谓语动词要与pair的单复数保持一致Thispairofshoeslooks