人教版高中英语必修三Unit 2全课件.ppt

Unit2,Words,1.balancen天平；平衡；结余，余额v.平衡；权衡Allthepartsofthebuildingareinperfectbalance.建筑物的各部分都显得非常匀称。Youhavetobalancetheadvantagesoflivinginthecountrysideagainstthedisadvantages.你得权衡一下住在乡下的好处和坏处。keeponesbalance保持平衡loseonesbalance失去平衡Icantkeepmybalance.=Ilostmybalance.balancedadj.保持(或显示)平衡的Whatwillhappentoyouifyoudonteatabalanceddiet?假如你的饮食不均衡会怎么样？,2.oughtto应该，应当(oughtto与should意思接近，大多数情况下二者可以互换，但是should谈的是自己的主观看法，oughtto则更多反映客观情况，在谈到法律、义务和规定时使用)1)should/ought(not)todo(不)应该做某事Yououghttoleaverightnow.Oneoughtnot(oughtnt)tocrossthestreetwithoutlookingattrafficlight.2)shouldoughttohave过去分词”既可表示本该做而事实上没有做的事，也可以表示惊讶、赞叹等情绪。Youshouldhavetoldheraboutitthedaybeforeyesterday,3.curiosityn好奇心，求知欲CuriositydroveWangPenginside.,1.TheletterwasntaddressedtomebutIopeneditoutofcuriosity.,2.Isawhereyesfixedonmeincuriosity.,3.Childrenarecuriousabout/showcuriosityabouteverythingaroundthem.,Astudentshouldalwaysbecurioustolearn.,Itiscuriousthatheshouldhaveaskedyouthatquestion.虚拟语气,4.getawaywith.(n/doing)不因某事受惩罚,被放过,携带逃跑Thosewholieandcheatwillnevergetawaywithit.那些撒谎和欺骗将永远摆脱它。Iamafraidyoucannotgetawaywithcooking恐怕你躲不了得做菜Notmanycriminalsgetawaywiththeircrimes.没有多少罪犯能逃之夭夭。getdowntosth/doing.开始认真对待某事Isntittimeyougotdowntomarkingthepapers?getridof摆脱；除掉Youmustgetridofthisbadhabit.,getin插话；收获；进入getdown下来；取下；放下getacross被理解，(把)讲清楚getoff从下来；下车；下去getthrough花光(时间、钱等)；通过；接通电话geton上车；搭乘getover克服(困难)；从中恢复过来getout出去；把弄出getalongwith进展；与相处,5.Liev.说谎(lying,lied,lied);平躺(lying,lay,lain)n.谎言Lietosbaboutsth.关于某事向某人撒谎Heliedtomeabouttheresult.Tellsbalie=tellalietosbHeislyinginthebed.Layv.放置，下蛋，产卵，赌钱(laying,laid,laid)Pleaselaythebookonthetable.Thehensarelayinginthenests.Howmuchdidyoulayontherace.,6.consultv咨询；请教；商量，查询Pleaseconsultthecardcataloguefirstifyouwanttoborrowbooksinthelibrary.如果你想在图书馆借书，请先查找卡片目录。consultsb.aboutsth.向某人咨询/请教某事Sheconsultedalawyeraboutherdivorce.consultwithsb.aboutsth.与某人磋商某事Heconsultedwithhisbusinesspartneraboutthematter.consult.for.在查找Theteacheradvisedusnottoconsultthedictionaryforeverynewword,7.indebt负债be/stayoutofdebt不负债；还清债务Hewasindebtwhenhewaspoor,buthehasbeenoutofdebtsincehegotrich.beindebttosb.欠某人债HeisindebttoTom.beinsbsdebt.欠某人的情；感激某人LilyisinLucysdebt.payoffonesdebts偿清债务Hehaspaidoffhisdebtssincehegotrich.,8.limitvt.限制；限定n.界限；限度Theamountofmoneyyouhavetospendwilllimityourchoice.limitedadj.有限的belimitedtosth.受限制于Thenumberofmembersislimitedtofiveeveryyear.,Itsalreadybeyondthelimit.,Obviouslytheresnolimittotheamountofflatteryapersonwants.可见一个人受马屁的容量,是没有底的.,9.benefitvt.&vi.有益于；有助于；受益benefitsb.对某人有益Weshouldspendthemoneyonsomethingthatwillbenefiteveryone.benefitfrom/by.从受益，得益于Wecanbenefitfromtheproject.getbenefitfrom从中受益Wecangetbenefitfromtheproject.beneficialadj.有利的；有裨益的；受益的bebeneficialto=beof(much，great)benefittosb.对有益Weshouldspendthemoneyonsomethingthatwillbebeneficialtoeveryone.Weshouldspendthemoneyonsomethingthatwillbeofgreatbenefittoeveryone.,10.cutdown削减；删节；砍倒；缩短Inthiswaytheycutdownthefatandincreasedthefibreinthemeal.cutacross抄近路穿过cutin插嘴，插入cutoff切断(电，煤气)，使孤立，隔绝IfeltthatIwastotallycutoff.,Unit2HealthyEating-reading,Youarewhatyoueat.人如其食。Firstwealthishealth.健康是人生的第一财富。Anappleadaykeepsthedoctoraway.一天一个苹果，医生不来找。-Emerson,COMEANDEATHERE,Ifwedonteatabalanceddiet,whatmayhappen?,fat,WangPengandYongHuiserveddifferent_intheirrestaurants.ThefoodsinWangPengsmakepeople_whilethefoodsinYongHuismakepeople_.,Fastreading:trytogetthemainidea,diets,fat,thin/slim,comeandeathere,Frustrated/empty,Part1,Carefulreading,Part1,:Hesatinhisrestaurant_very_.,:_,_and_.,:something_musthavehappenedifhewasnotcomingto_ashealwaysdid.,feeling,frustrated,muttonkebabs,roastpork,friedrice,terrible,eatinhisrestaurant,feelings,foods,LiMaochang,Carefulreading:,Part2,WhatfoodwereservedinYongHuisrestaurant?,Therewereonlyfewchoicesoffoodanddrink:justrice,rawvegetablesservedinvinegar,fruitandwater.,2.ComparedwiththepriceofthefoodinWangPengsrestaurant,whatdoyouthinkaboutthepriceinYongHuis?,ItwasmoreexpensivethanWangPengs.ItcostmoreaGoodmealinWangPengsRestaurant.,3.WhatdidWangdecidetodoafterheleftthere?,Hedecidedtogotolibrarytofindoutwhetherhisrestaurantsfoodmadepeoplefat.,1.WhatdidWangfindoutafterreading?2.Whatdidhedothen?,HefoundoutthatYongHuisrestaurantwasnotgivingitscustomersenergy-givingfood.,Hewroteasigntowinhiscustomerback!,Part3,discount/winback,Barbecuedmuttonbeforenowkebabs￥50-￥30Roastpork￥30-￥20Friedrice￥20-￥15Beef￥30-￥20Cola￥5-￥3Icecream￥5-￥2,Discount,1.UsuallyWangPengsrestaurantwasfullofpeople.2.YongHuicouldmakepeoplethinintwoweeksbygivingthemagooddiet.Itwouldtakelongerthanthat.,T,F,.Tickthecorrectanswers.,Postreading,3.WangPengsregularcustomersoftenbecamefat.,T,4.YongHuismenugavecustomersmoreemery-givingfood.No.itgavethemprotectivefoodbutnoenergy-givingorbody-buildingfood.,F,5.WangPengsmenugavecustomersmoreprotectivefood.6.WangPengdecidedtocompetewithYongHuibycopyinghermenu.Hedecidedtoadvertisethebenefitsofhismenu.,F,F,Postreading,II.Discussthesequestionsinpairs.Howdoyouthinkthestorywillend?,Grammar,Modalverbs情态动词(II),Unit2Healthyeating,1.作为情态动词用，常用在否定句和疑问句中。,Dare(need)+S+VS+darent(neednt)+V,Idarentwalkthroughtheforestatnight.Dareyouwalkthroughtheforestatnight?Youneedntreturnthebooknow.Needhegoyesterday?,可兼做行为动词的情态动词：need、dare,2.作实义动词用，常用在肯定句中,有人称、时态、和数的变化,Heneedstogotherehimself.Hehasgrownup,wedontneedtoworryabouthim.,3.Sth(sb)need(want,request)+doing/tobedoneThehouseneedscleaning/tobecleanedTheboyneedssendingtothehospitalatonce.,OurcolorTVsetisstillgoodenough.Youneednthaveboughtanewone.,4.neednthavedone表示原本不必要做的事情却已经做了的情况,意为“本不必要”,Yourhomeisnotfarfromyourschool,soyouneednthaveleftinsuchahurrythen.,5.注意对need问句的回答:-NeedIfinishtheworktoday?-Yes,_.No,_.No,_.,youmust,youneednt,youdonthaveto,-Mustwedoitnow?-No,you_.,neednt(donthaveto),情态动词的其他用法,maywell+v=havegoodreasonto(理所当然）Youmaywellsayso.may/mightaswell=hadbetterdo.(最好。）Youmayaswellsayso.mayaswell+v.+as+v(与其.不如.)(最好.而不要.）Youmightaswellthrowyourmoneyawayaslendittohim.,1.may,1.Judgingfromhisaccident,hemustbefromthesouth,2.Itiselevenoclockatnightandthelightsareoff.Theymustbesleepingnow,isnthe?,arentthey?,因must后是系动词be,must后接的是besleeping，是对正在进行的情况推测,2.与must有关句子的反意疑问句,1.Wemusthavelearned2,000wordsbytheendoflastterm,hadntwe?,3.HemusthavegonetoBeijing,didntit?,hasnthe?,若句中含有过去完成时的时间状语，用过去完成时完成反意疑问句,若句中含有过去的时间状语，用一般过去时完成反意疑问句,若句中不含任何时间状语，用现在完成时完成反意疑问句,2.Itmusthaverainedlastnight,fortheroadwasverymuddy，,.cannotbut+dosth表示“不得不，只好”。Icannotbutadmireyourbravery.我不得不钦佩你的勇气。Icouldnotbutchoosetogo.我只好去。,3.can,1.判断正误:,Howdareyousaysuchathing?Howdareyoutosa