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Unit2HealthyeatingLearningaboutlanguage必修三Findwordsandexpressionsfromthetextthatmeanthesame.1._____________takeoffweight2._____________awomanwhoinvitesgueststoameal,aparty,etc.3._____________4._____________anamountofmoneythatistakenofftheusualcostofsth.5._____________recoversomethingorsomebodythatappearstobelostloseweighthostessthin,inawaythatisattractiveslimdiscountwinbackReviewLearningaboutLanguageDiscoveringusefulwordsandexpressions1.____somethingthatyousayisnottrue2._____________nottobepunishedforsomething3._____uncookedliegetawaywithraw1Findwordsandexpressionsfromthetextthatmeanthesame.4.________Thestrongwishtoknowaboutsomething5.________Someonewhobuysthingsorservicesfromashop,company,etc6.________Aparticularqualitythatgivessomeoneorsomethinganadvantagecuriositycustomerbenefitbalanced,diet,raw,slim,oughtto,energeticloseweight,loseheart,loseinterest,loseface2Fillintheblankswithwordsfromtheleftboxandparaphrasetheitalicizedpartsusingthephrasesfromtherightbox.Juliewantedtobecomethinner.Sheknewshe________eatmorevegetablesandfruitbutlittlemeat.However,asshewassoafraidofbeinglaughedatbyherfriends,shedidnotconsultadoctorbutlivedona____ofrice,____vegetables,bananasandlemons.Threeweekslater,shefoundsheweighedasmuchasever.oughttodietrawShefeltsosadandhopelessaboutherselfandherbehaviorchanged.Shedidn’tdaretofaceherboyfriendandshewasunwillingtovisitherfriendsanymore.Luckily,herbestfriendFredcametoseeherandencouragedhertoexercise,eata________dietandenjoylifeagain.SoonJuliebecameamazingly________and_____!Shefeltveryhappy.balancedenergeticslimbecomethinner--loseweightbeinglaughedatbyherfriends--losingfacefeltsosadandhopelessaboutyourself--lostheartwasunwillingtovisitanymore--lostinterestinvisiting1√pear;×cream(fatandalltheothersarefruit)2√sugar;×mutton(meatandalltheothersareenergy–givingfood)3√bacon;×cabbage(vegetableandalltheothersaremeat)4√strawberry;×eggplant(vegetableandalltheothersarefruit)Answerkeyforexercise3onpage12Thenusuallybylunchtimetheywouldallbesold.(Possibility)Bynowhisrestaurantoughttobefullofpeople.(Possibility)Whatcouldhavehappened?(Possibility)Nothingcouldbebetter…”(Possibility)DiscoveringusefulstructuresAnswerkeyforexercise1onpage13somethingterriblemusthavehappenedif….(Guessing)I’llhelpyouloseweight...(Intention)Hecouldnotbelievehiseyes.(Ability)Perhapsheshouldgotothelibraryandfindout.(Duty)Hehadbetterdosomeresearch!(Duty)EventhoughhercustomersmightgetthinaftereatingYongHui’sfood..(Possibility)Theywouldbecometiredveryquickly(Intention)…hecouldwinhiscustomersback(Ability)1.SAM:HowcanIgrowthinner,Mum?MUM:Well,you_______eatfoodwithplentyoffibrethathelpsyoudigestbetter.Andyou________stopdrinkingcolaoreatingsweetfood.SAM:DoesitmeanI________eatmyfavouritefriedchickenanymore?havetoshouldshouldn’tAnswerkeyforexercise2onpage13MUM:Notexactly,ifyoulovefriedchicken,you________giveitup.Justeatitlessoften.You____________________________worrytoomuch:alittlefriedchicken_____doyougood!needn’twilldon’thaveto/needn’t/shouldn’t2.DOCTOR:Youaresickbecauseyou’veeatenpoisonousmushrooms.Wheredidyougetthem?LUCY:Ipickedthemintheforest.Iknowwe_______eatfreshvegetables.DOCTOR:Oh,butyou________eatthemuntilyou’resuretheyarenotpoisonous.LUCY:Thankyou,doctor.I’llbemorecarefulnexttime.havetomustn’t3.CHARLES:IwishIcouldseethingsclearlyinthedark.TOM:Eatingcarrots________helpyouseebetter.You_______eatsomeeveryday.oughttoshouldGrammarModalverbsshould和oughtto都为“应该”的意思，可用于各种人称。oughtto的语气稍重一些。他们想必已到那儿了。Theyoughttobetherebynow.他最好不要抽烟了。Heoughttostopsmoking.1.oughtto/shouldshould表示主语的义务或责任：Youshouldtakecareofyoursister．你应当去照顾你妹妹。或指出一个正确、明智的动作：Theyshouldn’tallowparkinghere;thestreetistoonarrow．这儿不该允许停车;马路太窄了。oughtto意思是“应该”，是情态动词，只有一种形式，后边接动词不定式，to不能省略。oughtto没有人称和数的变化，后接动词原形可以表示现在、将来或过去将来，由时间状语或上下文决定。Theyoughttocometomorrow.Hethoughtthattheyoughttotakepartinthedesign.ought的否定形式由直接加not构成，疑问式将ought提到句首构成。Heoughtnottodoit.=Heoughtn’ttodoit.Oughtwetodoitatonce?在反意疑问句里，下面两种形式都可以：Heoughttobehere,shouldn’the?Heoughttobehere,oughtn’the?should和oughtto后面跟动词不定式的完成式,其肯定句表示“过去应该做而未做”,其否定句则表示“过去不该做但做了”。Youshould/oughttohavemadethedecisionaweekago.Ishouldn'thavemadesuchafoolishmistake.多数情况下,oughtto可与should互换使用。oughtto的反意疑问句用shouldn’t替代。注意三者均表示建议,意为“应该”,“应当”或“最好做……”。三者的语气程度为渐强。hadbetter指一般性的建议,最弱。should&oughtto含义相近,常可互换。区别在于,oughtto常指特殊情况下的“应当”。Should则指一般情况。如：hadbetter,should&oughttoShall用于第一,三人称的疑问句中,表征求意见或请求;用于第二,三人称的陈述句中,表命令,警告,允诺,威胁等;should表劝告,建议,命令,顺理成章的,和oughtto一样。疑问句中常用should代替oughtto。oughtto表应该,语气比should强。shall,should&oughtto•Yououghttohelphimbecauseheisintroublenow.(语气强,有命令意味)•Youshouldhavearestafterfinishingyoursports.(一般性建议)•Yououghttocallthepolicewhenyoufindsomethingwronginyourhouse.•Heshouldtakecareofthebabiestonight.•haveto表示客观需要去做的事情,意为“必须,不得不”。•Ihavetogetthestationearlytocatchthefirsttrain.•Wemissedthebussowehadtowalkhome.•Wehavetoovercomeallkindsofdifficulties.2.havetohaveto有多种时态:Wewillhavetogatherattheschoolgateat7tomorrow.一般将来时Ihavetotakemoremoneywithmebecausemygirlfriendhassomuchtobuy.一般现在时Finally,wehadtogiveupourideatoholdapicnicoutside