人教版九年级英语unit3-讲解和练习

1、 Unit3:Teenagersshouldbeallowedtochoosetheirownclothes.【重点短语】takethetest参加考试passthetest通过考试failatest考试失败bestrictwith+人对某人严格bestrictin+事物对某事要求严格stayup熬夜cleanup打扫整理learnfromeachother互相学习concentrateon专注于onesown某人自己的theotherday前几天，几天前=afewdaysago【语言点】haveanopportunitytodosth.有机会做某事=haveachancetodo/ofdoi

2、ngeveryotherday每隔一天（每两天）=everytwodaysatpresent现在，目前inthisway用这种方法intheway挡道的，妨碍人的ontheway在路上ononeswayto在某人去的路上bytheway顺便说（问）beseriousabout对认真carefor在乎、关心Teenagersshouldbeallowedtochoosetheirownclothes.应该允许青少年选择自己的衣服。allow允许allow+n.允许某事女如我们不允许这样的事（发生）allowsb.todosth.允许某人做某事（主动语态）J女如妈妈允许我每晚看电视。allowdo

3、ingsth.允许做某事如：Theydontallowsmokinghere.beallowedtodosth.被允许做某事（被动语态）I女如莉莉被允许去青岛。Idontthinksixteen-year-oldsshouldbeallowedtodrive.宾语从句中否定转移：若宾语从句跟在think,believe等表示“想，认为的动词之后，而主语为第一人称时，句子的否定体现在主句上。常用词有：suppose（猜想）,guess（猜、猜测），imagine（想象），expect（期待）如：我认为他不对我认为那不是一个好主意。3.Sixteen-year-oldsshouldbeallowe

4、dtogettheirearspierced.16岁的青少年应该被允许打耳洞。V.+宾语+宾补get/have+宾语+过去分词请或让某人做某事如：Igetmycar.=Ihavemycar.我让另U人修好我的车Iwanttohavemyhair我要理发.Iusuallygetmyhaircutonceamonth.我通常一个月理一次发。keepsb/sth.+形容词使某人/某物保持如：Weshouldkeepourcityclean.我们应该保持我们的城市干净。Dontkeepmeforalongtime.别让我等得太久。Theyarentseriousenough.他们不够严肃。enough

5、足够形容词+enough如：beautifulenough足够漂亮Sheisoldenoughtogotoschool.enough+名词如:enoughfood足够食物IhaveenoughmoneytogotoBeijing.、enoughtodosth.足够去做如:Sheisoldenoughtogotoschool.Heshouldstopwearingthatsillyearring.他应该停止戴那个愚蠢的耳环。stop停止、阻止stopdoingsth.停止做某事如:Pleasestopspeaking.*stoptodosth.停止下来去做某事如:Pleasestoptospea

6、k.一cantstopdoingsth.忍不住做某事如:IcantstoplaughingwhenIheardit.Sbseemstodosth.=Itseemsthat+从句看起来好像Heseemstofeelverysad.=Itseemsthathefeelsverysad.他看起来好像很伤心。Hedoesntseemtohavemanyfriends.=Itseemsthathedoesnthavemanyfriends.=Heseemsnottohavemanyfriends.程度畐词：always,usually,sometimes,never等如:Iamalways/usuall

7、y/sometimes/neverlateforschool.我总是/经常/有时/从不上学迟至I。Wehavealotofrulesatmyhouse.在家里我们有许多规定。Sodowe.我们也是。(倒装句)so+be/助动词/情态动词+主语表示前面所叙述的肯定情况也适合于后者，所叙述的不是同一人或物。“也是如此”neither(nor)+be/助动词/情态动词+主语表示前面所叙述的否定情况也适合于后者，所叙述的不是同一人或物。“也不”如:TomhasbeentoBeijing.SohaveI.HespeaksEnglishwell.Sohedoes./Sodoyou.Hecantswim.N

8、either/NorcanI.godoinggoshopping（去购物）gofishing（去钓鱼）goswimming（去游泳），goboating（去划船）gohiking（去登山）gotrekking（去徒步）10.care广takecare留神，小心=becareful,保重Takecarenottodropit当心别把它掉了。ttakecareof照顾，照料=lookafter如:Itookcareofmysisterwell.careabout关心，在乎如:Thatgirlnevercaresaboutothers.jcarefor喜欢，照顾，为操心如:Youshouldcare

9、foryoursickmother.对热衷，对兴趣beseriousaboutdoing如:Sheisseriousaboutdancing.她对跳舞热衷。sth.如:Sheisseriousabouthim.她对他感兴趣。fsleepn./v睡觉Isleepfor7hourseveryday.asleepadj.睡着的，睡熟的表状态不能在名词之前Sheisasleepinthebed.sleepyadj.想睡觉的，困乏的Imsleepy,Iwanttogotobed.sleepingadj.睡着的，正在睡觉的在名词之前Thisisasleepingdog.”agreeto+建议、计戈U、安排

10、等名词斗agreewith+人、表示意见的词agreeon+具体协议的文件、行动等名词、一agreetodo同意做某事have+时间段+of放假，休息如：have2daysoffoff不工作，不上班,不上学，不值班.例：IthinkIlltaketheafternoonoff.我想下午歇班.Sheisofftoday.她今天休息.Ihavethreedaysoffnextweek.下周我有三天假.Theyhaventhadadayoffsincelastweek.从上周来,他们没休息过一天.【重点语法】1被动语态英语有两种语态：主动语态和被动语态，主动语态表示是动作的执行者被动语态表示主语是动

11、作的承受者Catseatfish.（主动语态）猫吃鱼。Fishiseatenbycats.（被动语态）鱼被猫吃。被动语态的构成：由“助动词be+及物动词的过去分词”构成助动词be有人称、数和时态的变化，其变化规则与be作为连系动词时完全一样。时态被动语态结构例句一般现在时amare+过去分词isEnglishisspokeninmanycountries.一般过去时was+过去分词were+过去分词Thisbridgewasbuiltin1989.情态动词can/shouldmay+be+过去分词must/Theworkmustbedonerightnow.2.倒装句由so+助动词（be/do

12、/will/have）/情态动词+主语意为：也是一样Neither/Nor+be动词/助动词/情态动词+主语(前为否定)表示与前面所述事实一致.Sheisastudent.SoamI.她是一个学生，我也是。Shewenttoschooljustnow.SodidI.她刚才去学校了，我也是。Shehasfinishedthework.SohaveI.她已经完成了工作，我也完成了。Shewillgotoschool.Sowillhe.她将去学校，他也是。Tomcantswim.NeithercanJohn.例题()1.Lookatthesignontheright.Oh,smokinghere.d

13、oesntallowB.isntallowedC.didntallowD.wasntallowed()2.Ifpeoplecuttingdowntheforest,theywillhavenowhere.A.keep,toliveinB.willkeep,toliveinC.keep,toliveD.willkeep,tolive()3.LucyspeaksEnglish.ShecantalktotheguestsfromtheUSA.A.enoughgoodB.enoughwellC.goodenoughD.wellenough()4.Mr.Black,canyoutellmethebest

14、wayaforeignlanguage?A.learnB.learningC.oflearnD.tolearn()5.Itsveryhotintheroom.Wouldyoupleasekeepthewindow.A.openB.opensC.toopenD.close()6.James,Imtootired.Letsstoparest.A.havingB.haveC.tohavingD.tohave()7.Canweagreeadateforthenextmeeting?A.toB.onC.withD.of()8.Thetwinsaregoodat.Theyarebothintheclub.

15、A.run,runB.runs,runningC.run,ranD.running,running()9.Wedontagreethem,butweagreetheplan.A.with,withB.to,toC.with,toD.to,with()10.Tomagreedfriendswithme.A.makeB.makesC.makingD.tomake()11.Idontyouropinion.A.careaboutB.careforC.takecareofD.takecare()12.whenyoucrosstheroad.A.CareaboutB.CareforC.Takecareo

16、fD.Takecare()13.Ihavereadthebookbefore.Me,too.(选出与划线部分意思相同的一项)A.WearethesameB.SohaveIC.AlsoID.NeitherhaveI课后练习【单项选择】()1.一Jimenjoyslisteningtopopmusic.A.SodoesHelen.B.AlsoisHelenC.HelenlikesalsoD.SoHelendoes()2.OurEnglishteacherisverystrictusandheisstricthisteaching.A.with,atB.with,withC.at,atD.with,

17、in()3.一Whatsthematter?一TheysaidIshouldnotbeallowedhere.Theydontallow_inthewaitingroom.A.smoking,tosmokeB.tosmoke,smokeC.tosmoke,smokingD.smoking,smoking()4.Hedoesntdohishomework,thoughhehas.A.carefullyenough,enoughtimeB.enoughcarelessly,timeenoughC.carelesslyenough,enoughtimeD.enoughcarefully，enough

18、time()5.Thelittlechildwastootoheartheendofthelongspeech.A.sleepyB.asleepC.sleepD.sleeping()6.Everyonetohaveatleasteightsleepatnight.A.needs,hoursB.need,hoursC.needed,hoursD.needs,hours()7.Weshouldgotoschoolat8:00schoolmornings.A.atB.inC.onD.of()8.SomethingiswrongwithmyPDA.IwillgetitA.repairB.repairi

19、ngC.torepairD.repaired()9.Excuseme,youareofmypassingthrough.Imsorry,hereyougo.A.onthewayB.inthewayC.outthewayD.offtheway()10.Jilldidntfinishthehomework,.A.eitherB.tooC.alsoD.neither()11.YoumustconcentratemoreyourEnglish.A.toB.inC.onD.at()12.Thatisagoodwaytokeepteachersandstudentshappy.A.eitherB.none

20、C.allD.both()13.Dontgetwhenyoustudyingroups.A.noiseB.noisesC.noisyD.noising()14.Weshouldlearneachother.A.toB.fromC.forD.of()15.Thechildrenoftentaketimetodothingslike.A.volunteerB.tovolunteerC.volunteersD.volunteering【用所给词适当形式填空】Peoplearenot(allow)tosmokeinsomepublicplaces.Myparentsdidntusetoallow(wa

21、tch)TVonweekdays.ButIwas(watch)TVonSundays.OurTVdoesntworkatall.Iamgoingtogetit(repair).Whendidyougetyourhair(cut).Hegotme(help)him.【句型转换】Teenagersshouldbeallowedtowearthatearring.(否定句)Teenagerstowearthatearring.Heshouldallowyoutomakeyourowndecision.(被动语态)Youshouldtomakeyourowndecision.【翻译句子】学生们应该被允

22、许用电脑来做家庭作业。Studentsdotheirhomeworkwithcomputers.我们认为他不会把那本书借给你。我相信他没有撒谎。我没有足够的时间等他们。Idonthaveforthem. II.单项选择 【阅读理解】Tomwalkedintoashop.Itbadasignoutside:Second-hand(旧的)clothesboughtandsold.Hewascarryinganoldpairoftrousersandaskedtheowneroftheshop,Howmuchwillyougivemeforthese?Themanlookedatthemandthe

23、nsaid:Twodollars.What!saidTom.Ihadguessedtheywereworthatleastfivedollars.No,saidtheman,theyarentworthacentmorethantwodollars.Well,saidTom,takingtwodollarsoutofhispocket.Heresyourmoney.Thesetrouserswerehangingoutsideyourshop.Thelistprice(标价)ofthemwassixdollarsandahalf.ButIthoughtthatwastoomuchmoney,s

24、oIwantedtofindouthowmuchtheywerereallyworth.Thenhewalkedoutoftheshopwiththepairoftrousersanddisappearedbeforetheshopownercouldthinkofanythingtosay.()1.AtfirsttheowneroftheshopthoughtthatTom.A.wantedtostealthetrousersB.wantedtosellthetrousersC.wantedtofoolhimD.wantedtobuythetrousers()2.Theownerofthes

25、hopfortheoldtrousers.A.wouldgiveTomtwodollarsB.wouldpaythreedollarsC.wouldpayfivedollarsD.wouldgiveTomsixdollarsandahalf()3.TheshopownerinsistedthatthetrouserswereworthonlytwodollarsbecauseA.hewantedtosellthemcheaply(廉价地)B.hewantedtobuythemcheaplyC.hedidntlikethetrousers)4.Infact,thetrousersA.wereha

26、nginginsidetheshopC.hadbeentheshopowners)5.FromthestoryweknowthatD.theywereoldanddirtywerestolenbyTomfromtheshopD.hadbeenTomscheaperthanthelistprice.A.theownersoldthetrouserstwodollarsB.TomsoldthetrousersonedollarandahalftheownerboughtthetrousersthreedollarsD.TomboughtthetrousersfourdollarsandahalfI

27、.词汇根据句意用括号所给词的正确形式填空。AsanEnglishlearner,weshouldknowthebetweenBritishEnglishandAmericanEnglish.(different)Listentotheandchoosetherightanswers.(dialog)Doyouknowthegesture“V”standsfor?(victory)IthinkmyispoorbecauseIcantwell.(pronounce)Longago,manyBritishpeopleweretoleavetheircountry.根据汉语意思补全句子。Now,isv

28、eryimportant.(英语口语)Mostparentsoftentheirchildtheothers.(把相比较)Sayitslowly,Icantyou.(听不懂)Youdbettergoandaskhimwhenheisleaving.Wemust(给他送行)whenheleaves.Thecarisquitegood(至于)thepriceofit,Ithinkitstoohigh.()1.Imafraidyouhavetohisadvice.followB.receiveC.carryD.listen()2.thebeginning,hewasstronglyagainstou

29、rplan,butintheendhegavein(让步).A.AtB.InC.ByD.To()3.一Howwastheweatheryesterday?一Itwasterrible.Itrained.Peoplecouldgoout.A.hardly;hardlyB.hardly;hardC.hard;hardD.hard;hardly()4.Theaccidentonacoldwintermorning.A.cameupwithB.cameaboutC.tookplaceD.happen()5.一Look!Wehaveorangejuicenow.一Really?Letsgoandbuysome.A.littleB.alittleC.fewD.afew()6.Sheusedtobeateacher,she?A.isntB.doesntC.wasntD.didnt()7.Twentydollarsenough