Unit2HealthyeatingLearningaboutLanguageliegetawaywithrawcuriositycustomerbenefitLearningaboutLanguage(P.12)1.Writedownthewordsaccordingtothemeaningsbebind.1__________somethingthatyousayisnottrue2______________nottobepunishedforsomething3__________uncooked4__________thestrongwishtoknowaboutsomething.5__________someonewhobuysthingsorservicesfromashop,company,etc.6__________aparticularqualitythatgivessomeoneorsomethinganadvantagebalanceddietrawslimoughttoenergeticloseweightloseheartloseinterestloseface2.Fillintheblankswithwordsfromtheleftboxandparaphrasetheitalicizedpartsusingthephrasesfromtherightbox.Juliewantedtobecomethinner.Sheknewshe__________eatmorevegetablesandfruitbutlittlemeat.However,asshewassoafraidofbeinglaughedatbyherfriends,shedidnotconsultadoctorbutlivedona______ofrice,______vegetables,bananasandlemons.Threeweekslater,shefoundsheweighedasmuchasever.Shefeltsosadandhopelessaboutherselfandherbehaviourchanged.oughttodietrawShedidn’tdaretofaceherboyfriendandshewasunwillingtovisitherfriendsanymore.Luckily,herbestfriendFredcametoseeherandencouragedhertoexercise,eata__________dietandenjoylifeagain.SoonJuliebecameamazingly_________and__________!Shefeltveryhappy.balancedenergeticslimbecomethinner—loseweightbeinglaughedatbyherfriends—losingfacefeltsosadandhopelessaboutherself—lostheartwasunwillingtovisitherfriendsanymore—lostinterestinvisitingAnswerkeytoExercise3:1√pear;×cream(fatandalltheothersarefruit)2√sugar;×mutton(meatandalltheothersareenergy-givingfood)3√bacon;×cabbage(vegetableandalltheothersaremeat)4√strawberry;×eggplant(vegetableandalltheothersarefruit)modalverb(2)oughttooughtto用于表示"想必会"(语气较must弱)：1.他们想必已到那儿了。Theyoughttobetherebynow.2.他最好不要抽烟了。Heoughttostopsmoking.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。YououghttohavehelpedhimwithhisEnglish,________?A.won’tyouB.cannotyouC.shouldn’tyouD.wouldn’tyou【即学即练】比较hadbetter,should&oughtto“”“”“……”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。例句见下页。Yououghttohelphimbecauseheisintroublenow.(语气强，有命令意味)Youshouldhavearestafterfinishingyoursports.（一般性建议）Yououghttocallthepolicewhenyoufindsomethingwronginyourhouse.(语气较强)Heshouldtakecareofthebabiestonight.（一般情况）havetohaveto“”表示客观需要去做的事情，意为必须，不得不。Ihavetogettothestationearlytocatchthefirsttrain.Wemissedthebussowehadtowalkhome.Wehavetoovercomeallkindsofdifficulties.haveto有多种时态。常见的有：Wewillhavetogatherattheschoolgateat7tomorrow.一般将来时Ihavetotakemoremoneywithmebecausemygirlfriendhassomuchtobuy.一般现在时Finally,wehadtogiveupourideatoholdapicnicoutsideasitrainedforawholeafternoon.一般过去时shall,should&oughttoshall用于第一、三人称疑问句，征求意见或请求。shall用于第二，三人称陈述句，表示命令、警告、允诺、威胁。should表示劝告，建议，命令，顺理成章＝oughtto•疑问句中常用should代替oughtto•oughtto表示应该，语气＞should•美语中，oughtto用于否定句、疑问句时to可省略。NeedIdo…?Yes,youmust.No,youneedn’t.情态动词实义动词dare否，疑，条darenotdo否,疑don’tdaretododon’tdaredo不用于肯定句肯：daretodoneed否，疑needn’tdo(don’t)needsth.(don’t)needtodo肯：must,haveto,oughtto,shoulddare&needMu...
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