人教版英語必修三Unit2全(單詞詳解)ppt課件

.,Unit2,Wordsandexpressions,.,1.diet.N.日常飲食。V.節(jié)食,教材原句：Everybodyhastoeat,butdoyoueataheathydiet?go/beonadiet:節(jié)食eg:Marythinkssheissofatthatshehastogoonadiet.diet指通常吃的食物，尤其指規(guī)定的食譜（治療疾病或減輕體重的食物）food:指人或動物所需食物或植物所需養(yǎng)料。eg:wecannotsuevivewithoutfoodandwater.,.,2.balancen天平；平衡；結(jié)余，余額v.平衡；權(quán)衡Yououghttohaveabalancedstateofmind.Youhavetobalancetheadvantagesoflivinginthecountrysideagainstthedisadvantages.你得權(quán)衡一下住在鄉(xiāng)下的好處和壞處。keeponesbalance保持平衡inthebalanceloseonesbalance失去平衡keep.inbalancepleasekeepabalancebetweenworkandplay.Icantkeepmybalance.=Ilostmybalance.=outof.Trytobalanceyourdietbyeatingfruit.balancedadj.保持(或顯示)平衡的Whatwillhappentoyouifyoudonteatabalanceddiet?假如你的飲食不均衡會怎么樣？,.,3.oughtto應(yīng)該，應(yīng)當(oughtto與should意思接近，大多數(shù)情況下二者可以互換，但是should談的是自己的主觀看法，oughtto則更多反映客觀情況，在談到法律、義務(wù)和規(guī)定時使用)1)should/ought(not)todo(不)應(yīng)該做某事Yououghttoleaverightnow.Oneoughtnot(oughtnt)tocrossthestreetwithoutlookingattrafficlight.2)shouldoughttohave過去分詞”既可表示本該做而事實上沒有做的事，也可以表示驚訝、贊嘆等情緒。Youshouldhavetoldheraboutitthedaybeforeyesterday,.,loseweightweightn.weighv.稱重.，衡量（link-verb:稱重為)putonweight=gainweight增加體重controlonesweight控制體重byweight按重量計算lose相關(guān)短語:loseheart喪失勇氣或信心loseface丟面子losesightof看不見loseonesway迷路loseonesbreath喘不過氣來,.,4.curiosityn好奇心，求知欲CuriositydroveWangPenginside.,1.TheletterwasntaddressedtomebutIopeneditoutofcuriosity.,2.Isawhereyesfixedonmeincuriosity.,3.Childrenarecuriousabout/showcuriosityabouteverythingaroundthem.,4.Astudentshouldalwaysbecurioustolearn.,5.Itiscuriousthatheshouldhaveaskedyouthatquestion.虛擬語氣,.,5.getawaywith.(n/doing)a)不因某事而受懲罰。Iwonthaveyougettingawaywithcheatingintheexam.b)偷攜某物潛逃。Therobbersrobbedthebankandgotawaywithalotofmoney.c)收到較輕的懲罰。Hewassoluckytogetawaywithafineforsuchaseriousmistakegetdowntosth/doing.開始認真對待某事Isntittimeyougotdowntomarkingthepapers?getridof擺脫；除掉Youmustgetridofthisbadhabit.,getin插話；收獲；進入getdown下來；取下；放下getacross被理解，(把)講清楚getoff從下來；下車；下去getthrough花光(時間、錢等)；通過；接通電話geton上車；搭乘getover克服(困難)；從中恢復過來getout出去；把弄出getalongwith進展；與相處,.,6.Liev.說謊(lying,lied,lied);平躺(lying,lay,lain)n.謊言(liar撒謊的人)Lietosbaboutsth.關(guān)于某事向某人撒謊Heliedtomeabouttheresult.Tellsbalie=tellalietosbHeislyinginthebed.Layv.放置，下蛋，產(chǎn)卵，賭錢(laying,laid,laid)Pleaselaythebookonthetable.Thehensarelayinginthenests.Howmuchdidyoulayontherace.,.,7.winback：贏回，重新獲得,shewonhermoneybackItsdifficulttowinbacksomeonesloveonceyoulostit.Hewonwhathelostbackwithhisefforts.8.strength:nC長處；強項U力量；體力strengthenvt.&vi.加強weaknessn.弱點，缺點，不足weakadj.weakenv.減弱，使變虛弱.strengthsandweaknesses:優(yōu)點和缺點eg:Thegovernmentdecidedtotakesomemeasures_(strength)theeconomy.,.,strong-strength-strengthenlong-length-lengthenhigh-height-heightendeep-depth-deepen辨析：strength,energy,force,powerstrength:力量，體力，精神力量energy:人的精力，工作、活動的能力，自然界的能量等force:物理意義上的力，為指某事而使用的力量，常指武力power:人或機器的功能、職位、權(quán)力或政權(quán)(天津高考)Thedaysaregonewhenphysical_(strong)wasallyouneededtomakealiving.,.,9.consultv咨詢；請教；商量，查閱eg:Pleaseconsultthecardcataloguefirstifyouwanttoborrowbooksinthelibraryconsultsb.aboutsth就某事向某人咨詢eg:Sheconsultedalawyeraboutherdivorce.consult(with)sb.about/onsth與某人就某事商議eg:Heconsultedwithhisbusinesspartneraboutthematter.consultadictionary/ateacher查閱詞典、請教老師eg:Theteacheradvisedusnottoconsultthedictionaryforeverynewwordconsultwithafriend和朋友商議,.,10.earnonesliving:謀生earnoneslivingby=liveby=makealivingby靠謀生earnonesownliving自食其力earnmoney=makemoney掙錢earnsalary/income掙工資/收入earnrespect贏得尊敬(2011遼寧高考)Youareoldenoughto_yourownliving.winB.gainC.takeD.earn,.,11.indebt負債be/stayoutofdebt不負債；還清債務(wù)Hewasindebtwhenhewaspoor,buthehasbeenoutofdebtsincehegotrich.beindebttosb.欠某人債HeisindebttoTom.beinsbsdebt.欠某人的情；感激某人LilyisinLucysdebt.payoffonesdebts償清債務(wù)Hehaspaidoffhisdebtssincehegotrich.get/fall/runintodebt負債payforthedebt:償還債務(wù),.,12.glareat怒視，帶有敵意辨析：glareat/glanceat/stareatglareat怒目而視，由于生氣而瞪著眼看glanceat掃視，一瞥，粗略地看stareat張大眼睛死死地盯著，由于好奇、無禮或傲慢而長時間地看其他“看”：witnessvt.&n.目擊(者)observevt.&vi.觀察spotvt.發(fā)現(xiàn)；認出,.,13.spy(v/n)監(jiān)視，偵查，看見n.間諜1)暗中監(jiān)視；偵查。eg:Itisimpolitetospyintootherpeopleswindows.2)看見，發(fā)現(xiàn)。eg:Hesuddenlyspiedanoldfriendinthesupermarket.spyon暗中監(jiān)視，偵查spyout暗中查明,.,14.limitvt.限制；限定n.界限；限度Theamountofmoneyyouhavetospendwilllimityourchoice.limitedadj.有限的belimitedtosth.受限制于eg:Thenumberofmembersislimitedtofiveeveryyear.withinlimits在某種程度上，有一定限制beyondthelimit超過限度withoutlimit無限制地tothelimitof.達到.的限度setalimitto設(shè)定.的限度thespeedlimit車速限制limit.to把.限制在.limitsb.to(doing)sth限制某人做某事,Itsalreadybeyondthelimit.,Obviouslytheresnolimittotheamountofflatteryapersonwants.可見一個人受馬屁的容量,是沒有底的.,.,15.benefitvt.&vi.有益于；有助于；受益benefitsb.對某人有益Weshouldspendthemoneyonsomethingthatwillbenefiteveryone.benefitfrom/by.從受益，得益于Wecanbenefitfromtheproject.getbenefitfrom從中受益Wecangetbenefitfromtheproject.beneficialadj.有利的；有裨益的；受益的bebeneficialto=beof(much，great)benefittosb.=bebeneficialto.對有益Weshouldspendthemoneyonsomethingthatwillbebeneficialtoeveryone.Weshouldspendthemoneyonsomethingthatwillbeofgreatbenefittoeveryone.forthebenefitof=foronesbenefit為了.的利益,.,binev.和.結(jié)合起來combine.with和.結(jié)合起來辨析combine,connect,join,linkCombine:結(jié)合，組合，把2個或2個以上的人或物混合起來，成為不可分割的一體。Connect:連接，聯(lián)系。強調(diào)通過第三者把雙方連接，聯(lián)系起來connect.with/toJoin:接合，連接。側(cè)重把原來不相連的物體緊密地連接在一起join.toLink:連接式的連接。用接合物或其他方式連接linkAwith/toB,.,17.cutdown削減；刪節(jié)；砍倒；縮短Inthiswaytheycutdownthefatandincreasedthefibreinthemeal.cutoff切斷(電，煤氣)，使孤立，隔絕eg:IfeltthatIwastotallycutoff.(isolated)cutdown削減，縮小，砍倒cutacross走捷徑cutin插話cutthrough穿過cutaway切除cutout刪除cutup切碎,.,18.beforelong不久以后，一會兒辨析：beforelong/longbeforebeforelong=soon,與一般將來時或一般過去時連用longbefore在.之前很久，在.之前早就itwasnotlongbefore.不久就.itwillnotbelongbefore不久就會.巧記：long在前，很久前；long在后，不久后Itwaslongbefore過了很久才.Itwasnotlongbefore.沒過多久就.Itwillbelongbefore.要過很久才會Itwillbenotlongbefore.要不了多久就會.,.,19.cooperation:N.合作，協(xié)作,incooperationwith:和.合作eg:TheyworkedinclosecooperationwiththeBritishTouristAuthorityV.cooperate:合作，配合(with)eg:Thetwogroupsagreedtocooperatewitheachother.,.,Unit2HealthyEating-reading,.,Youarewhatyoueat.人如其食。Firstwealthishealth.健康是人生的第一財富。Anappleadaykeepsthedoctoraway.一天一個蘋果，醫(yī)生不來找。-Emerson,.,COMEANDEATHERE,.,1.WangPengsatinhisemptyrestaurantfeelingveryfrustrated.,1)feelingveryfrustrated現(xiàn)在分詞在句中作伴隨狀語eg.Shesatonthechairreadinganewspaper.(表伴隨)Walkinginthestreet,shemetheroldfriend.(表時間)Seeingnobodyathome,shedecidedtoeatoutside.(表原因)Thechildfell,strikinghisheadagainsttheground.(表結(jié)果)Hethoughtofhismuttonkebabs,fattyporkcookedinthehottest,finestoil.過去分詞短語作后置定語，表被動。=whichwerecookedinthehottestoil.2)feelfrustratedat/with.因.而懊惱，對.感到沮喪frustrated修飾sb.frustrating修飾sthEg.Theflowerspickedbyhimareverybeautiful.,.,2.Nothingcouldhavebeenbetter.,比較級與否定詞連用表示最高級。=Allhisfoodcouldhavebeenthebest.Eg.Ihaveneverseenabetterfilm.常用的否定詞：no,not,never,nothing,nobody,hardly意義：再也沒有比.更.的了。表示最高級的其他表達方式：(1)can/couldnever/notenough/too.“再也不為過”anyother+單數(shù)名詞（all）theother+復數(shù)名詞(2)比較級thananyoftheother+復數(shù)名詞anyoneelse,.,eg:Thebookhasagreatereffectonmeanyotherbookthatalltheotherbooksanyoftheotherbookseg:ItwasnotuntilthenthatIsuddenlyrealizednobodywashappier(happy)thanIwas.eg:MustIturnoffthegasaftercooking?Ofcourse.Youcanneverbetoocarefulwiththat.,.,3.Tiredofallthatfat?Wanttoloseweight?tiredof厭煩的eg:Heistiredofdoingthesamethingallyearround.tiredout筋疲力盡eg:IwastiredoutwhenIfinallyreachthetopofthemountain.tiredfrom因而疲倦Iwasverytiedfromrunningfast.,.,8.HecouldnothaveYongHuigettingawaywithtellingpeoplelies.1)havesb/sth.doingsth讓某人一直做某事，聽任/容忍某人做某事,多用于否定句，不能讓，不能容忍havesb.doing聽任/容忍某人做某事，havesb.do使/讓某人做某事havesthdone讓某人做某事，讓某事被做eg:Icanthaveyou_(speak)toyourmotherinarudemanner.eg:-Canyougotowatchfootballmatchwithmetonight?-Sorry,butIhaveanimportantmeeting_(attend).,.,Asaresponsibleteacher,hecanthaveanyofhisstudents_(cheat)intheexam.IcantgotothecinemawithyoubecauseIhavealotofhomework_(finish)Everyyear,Tomrememberstohavesomeflowers_(send)tohismotheronherbirthday.Theyweresofrightenedthattheyhadthelight_(burn)allnight.,.,4.Onlyslimmingfoodsservedhere.servev.充當.提供，服務(wù)，接待，供應(yīng)servesth.tosb:給sb提供sthserve-service-servantifmymemoryservesme如果我沒記錯的話serveattable當侍者serveonestime任期內(nèi)任職servesomeoneright罪有應(yīng)得；活該serveones/itsturn有用；起作用eg:Weare_peopleandweshould_thepeopleheartandsoul.A.servantsof,serveB.servicefor,serveC.servantsof,serveforD.servantsof,serveof,.,5.Itcostmorethanagoodmealinhisrestaurant!morethan比.多，超過=overmorethan+adj./adv.=verymuch非常morethan+n.不只是morethanalittle非常nothingmorethan不過是，無非是nomorethan僅僅，只不過notmorethan:不超過，不多于nomore.than.與.一樣不more.than.與其說.，倒不如說.,.,YongHuiagreedtostayandsoontheywerebothenjoyingthedumplings,fattyporkandcola.1)agreeto(do)sth.表示“同意某事或某建議”，后只能跟表“提議，計劃，方案，打算，安排”Eg.Heagreedtotheirproposal.2）agreewithsb.同意某人Eg.Iagreewitheverywordyousaid.3）agreeonsth.表示在某事上取得一致的意見Eg.Theyagreedonadateforthenextmeeting.N。agreement：一致，協(xié)議，同意agreementbetweenAandBreach/achieveagreement,.,Butdontyouthinkitwouldbebetterifyouwereabitthinner?虛擬語氣，表示與現(xiàn)在事實相反的假設(shè)時，條件狀語從句的謂語動詞用過去式（be用were），而主句的謂語動詞用would(should,could,might)+動詞原形。eg:IfIwereyou,IshouldstudyEnglishbetter.,.,Grammar,Modalverbs情態(tài)動詞(II),Unit2Healthyeating,.,1.作為情態(tài)動詞用，常用在否定句和疑問句中。,Dare(need)+S+VS+darent(neednt)+V,Idarentwalkthroughtheforestatnight.Dareyouwalkthroughtheforestatnight?Youneedntreturnthebooknow.Needhegoyesterday?,可兼做行為動詞的情態(tài)動詞：need、dare,.,2.作實義動詞用，常用在肯定句中,有人稱、時態(tài)、和數(shù)的變化,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卻已經(jīng)做了的情況,意為“本不必要”,Yourhomeisnotfarfromyourschool,soyouneednthaveleftinsuchahurrythen.,.,5.注意對need問句的回答:-NeedIfinishtheworktoday?-Yes,_.No,_.No,_.,youmust,youneednt,youdonthaveto,-Mustwedoitnow?-No,you_.,neednt(donthaveto),.,情態(tài)動詞的其他用法,maywell+v=havegoodreasonto(理所當然）Youmaywellsayso.may/mightaswell=hadbetterdo.(最好。）Youmayaswellsayso.mayaswell+v.+as+v(與其.不如.)(最好.而不要.）Youmightaswellthrowyourmoneyawayaslendittohim.,1.may,.,1.Judgingfromhisaccident,hemustbefromthesouth,2.Itiselevenoclockatnightandthelightsareoff.Theymustbesleepingnow,isnthe?,arentthey?,因must后是系動詞be,must后接的是besleeping，是對正在進行的情況推測,2.與must有關(guān)句子的反意疑問句,.,1.Wemusthavelearned2,000wordsbytheendoflastterm,hadn