高中英语 Unit2《Healthy eating》Learning about Language多媒体教学课件 新人教版必修3.ppt

unit2healthyeatinglearningaboutlanguage lie getawaywith raw curiosity customer benefit learningaboutlanguage p 12 1 writedownthewordsaccordingtothemeaningsbebind 1 somethingthatyousayisnottrue2 nottobepunishedforsomething3 uncooked4 thestrongwishtoknowaboutsomething 5 someonewhobuysthingsorservicesfromashop company etc 6 aparticularqualitythatgivessomeoneorsomethinganadvantage balanceddietrawslimoughttoenergetic loseweightloseheartloseinterestloseface 2 fillintheblankswithwordsfromtheleftboxandparaphrasetheitalicizedpartsusingthephrasesfromtherightbox juliewantedtobecomethinner sheknewshe eatmorevegetablesandfruitbutlittlemeat however asshewassoafraidofbeinglaughedatbyherfriends shedidnotconsultadoctorbutlivedona ofrice vegetables bananasandlemons threeweekslater shefoundsheweighedasmuchasever shefeltsosadandhopelessaboutherselfandherbehaviourchanged oughtto diet raw shedidn tdaretofaceherboyfriendandshewasunwillingtovisitherfriendsanymore luckily herbestfriendfredcametoseeherandencouragedhertoexercise eata dietandenjoylifeagain soonjuliebecameamazingly and shefeltveryhappy balanced energetic slim becomethinner loseweightbeinglaughedatbyherfriends losingfacefeltsosadandhopelessaboutherself lostheartwasunwillingtovisitherfriendsanymore lostinterestinvisiting answerkeytoexercise3 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oughttooughtto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 dare need musttheydo yes theymust no theyneedn t don thaveto must haveto 比较must havetomust表示主观意志 而haveto表示由于客观因素不得不做的事情 must没有过去式 但是在间接引语中可表示过去的时间 在直接引语中表示过去的时间用hadto代替 itoldherthatshemustgiveupsmoking shesaid wehadtogeteverythingreadythatnight 注意对need问句的回答 needifinishtheworktoday yes no no youmust youneedn t youdon thaveto needn t对其他情态动词的回答 shallitelljohnaboutit no you mustwedoitnow no you needn t don thaveto needn t don thaveto couldiborrowyourdictionary 委婉 yes youcan may sure goahead pleaseyourself mayitakethisseat 第一人称疑问句 yes youmay no youmustn t 1 ithoughtyou likesomethingtoread soihavebroughtyousomebooks a mayb mightc wouldd must2 whereismypen i it a mightloseb wouldhavelostc shouldhavelostd musthavelost b d 达标训练 3 ididn thearthephone i asleep a mustbeb musthavebeenc shouldbed shouldhavebeen4 therewerealreadyfivepeopleinthecar buttheymanagedtotakemeaswell it acomfortablejourney a can tbeb shouldn tbec mustn thavebeend couldn thavebeen b d 5 it sseven jack behereatanymoment mustb needc shouldd could6 isjohncomingbytrain heshould buthe not helikesdriving a mustb canc needd may c d 7 ithasbeenannouncedthatcandidates 候选人 remainintheirseatsuntilallthepapershavebeencollected a canb willc mayd shall8 iheardhewentskiinglastyear it truebecausetherewaslittlesnowthere a maynotbeb won tbec couldn tbed mustn tbe d c 9 didthetrainarriveintime no it twohoursago a musthavearrivedb oughttohavearrivedc mustarrived oughttoarrive10 mustidrivetohishouseandpickupthechildren no a youshouldn tb youmightnotc youneedn td youmustn t b c 11 wedidn tseetomatthemeetingyesterday he it a mustn thaveattendedb cannothaveattendedc needn thaveattendedd wouldhavenotattended b c 12 you suchalongcomposition theteacheronlyaskedfor300words youhavewritten600words a mustn thavewrittenb couldn thavewrittenc needn thavewrittend donothavetowrite 13 thereissomeoneknockingatthedoor itbetom a canb mustc shouldd oughtto14 twoyearsago myhusbandboughtmeabicycle ifyouliveinthetown itisoftenfasterthanacarandyouworryaboutparking a mustnotb maynotc shouldnotd don thaveto a d answerkeyforex 1 1 thenusuallybylunchtimetheywouldallbesold possibility 2 whatcouldhavehappened possibility 3 nothingcouldbebetter possibility 4 somethingterriblemusthavehappenedif guessing discoveringusefulstructures 5 hecouldnotbelievehiseyes ability 6 perhapsheshouldgotothelibraryandfindout duty 7 hecouldnothaveyonghuigetawaywithtellingpeoplelies intention 8 hehadbetterdosomeresearch duty 9 eventhoughhercustomersmightgetthinaftereatingyonghui sfood possibility 10 theywouldbecometiredveryquickly ability 2 choosesuitablemodalverbsfrombelowtocompletethefollowingdialogues theremaybemorethanonepossibility ought oughtn ttoshould shouldn tmustn t needn t don t havetowill can can t 1sam howcanigrowthinner mum mum well you eatfoodwithplentyoffibrethathelpsyoudigestbetter andyou stopdrinkingcolaoreatingsweetfood sam doesitmeani eatmyfavouritefriedchickenanymore mum notexactly ifyoulovefriedchicken you giveitup justeatitlessoften you worrytoomuch alittlefriedchicken doyougood haveto should shouldn t needn t don th