必修三 2.7Unit2 Learning about language Grammar课件新课标人教版－必修3.ppt

新课标人教版课件系列 高中英语 必修3 2 7 unit2healthyeating learningaboutlanguage learningaboutlanguage p 12 1 somethingthatyousayisnottrue2 nottobepunishedforsomething3 uncooked4 thestrongwishtoknowaboutsth 5 someonewhobuysthingsorservicesfromashop company etc6 aparticularqualitythatgivessomeoneorsomethinganadvantage lie getawaywith raw curiosity customer benefit 2 fillintheblankswithwordsfromtheleftboxandparaphrasetheitalicizedpartsusingthephrasesfromtherightbox juliewantedtobecomethinner sheknewshe eatmorevegetablesandfruitbutlittlemeat however asshewassoafraidofbeinglaughedatbyherfriends shedidnotconsultadoctorbutlivedona ofrice vegetables bananasandlemons threeweekslater shefoundsheweighedasmuchasever shefeltsosadandhopelessaboutherselfandherbehaviourchanged shedidn tdaretofaceherboyfriendandshewasunwillingtovisitherfriendsanymore luckily herbestfriendfredcametoseeherandencouragedhertoexercise eata dietandenjoylifeagain soonjuliebecameamazingly and shefeltveryhappy oughtto diet raw balanced energetic slim becomethinner loseweightbeinglaughedatbyherfriend losingfacefeltsosadandhopelessaboutherself lostheartwasunwillingtovisitanymore lostinterestinvisiting answerkeytoexercise3 1 pear cream fatandalltheothersarefruit 2 sugar mutton meatandalltheothersareenergy givingfood 3 bacon cabbage vegetableandalltheothersaremeat 4 strawberry eggplant vegetableandalltheothersarefruit 情态动词 modalverb 2 oughtto oughtto用于表示 想必会 语气较must弱 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 13 yououghttohavehelpedhimwithhisenglish you a won tyoub oughtnotyouc shouldn tyoud wouldn tyou 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 见下页例句 yououghttohelphimbecauseheisintroublenow 语气强 有命令意味 youshouldhavearestafterfinishingyoursports 一般性建议 yououghttocallthepolicewhenyoufindsomethingwronginyourhouse heshouldtakecareofthebabiestonight haveto haveto表示客观需要去做的事情 意为 必须 不得不 ihavetogetthestationearlytocatchthefirsttrain wemissedthebussowehadtowalkhome wehavetoovercomeallkindsofdifficulties haveto有多种时态 常见的有 一般将来时 wewillhavetogatherattheschoolgateat7tomorrow 一般现在时ihavetotakemoremoneywithmebecausemygfhassomuchtobuy 一般过去时finally wehadtogiveupourideatoholdapicnicoutsideasitrainedforawholeafternoon haveto 考点 shall用于第一 三人称疑问句 征求意见或请求shall第二 三人称陈述句 命令 警告 允诺 威胁should表劝告 建议 命令 顺理成章的 oughtto疑问句中常用should代替oughttooughtto表应该 语气 should美语中 oughtto用于否 疑句时to可省 shall should oughtto needido yes youmust no youneedn t dare need musttheydo yes theymust no theyneedn t don thaveto must haveto must表主观意志 而haveto表由于客观因素不得不做完成的事情 must没有过去式 除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 比较must haveto 注意对need问句的回答 needifinishtheworktoday yes no no youmust youneedn t youdon thaveto needn t对其它情态动词的回答 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 高考链接1 isjohncomingbytrain heshould buthe not helikesdrivinghiscar 2002高考题 a mustb canc needd may2 ithasbeenannouncedthatcandidates 候选人 remainintheirseatsuntilallthepapershavebeencollected 2002上海高考题 a canb willc mayd shall3 iheardtheywentskiinginthemountainslastwinter 2002北京高考题 it truebecausetherewaslittlesnowthere a maynotbeb won tbec couldn tbed mustn tbe practice1 高考考题专练1 ithoughtyou likesomethingtoread soihavebroughtyousomebooks a mayb mightc wouldd must2 whereismypen i it a mightloseb wouldhavelostc shouldhavelostd musthavelost3 ididn thearthephone i asleepa mustbeb musthavebeenc shouldbed shouldhavebeen b d b 4 therewerealreadyfivepeopleinthecar buttheymanagedtotakemeaswell it acomfortablejourneya can tbeb shouldn tbec mustn thavebeend couldn thavebeen5 it snearlyseveno clock jack behereatanymoment a mustb needc shouldd could d c 情态动词考题 1 didthetrainarriveintime no it twohoursago a musthavearrivedb oughttohavearrivedc mustarrived oughttoarrive2 mustidrivetohishouseandpickupthechildren no a youshouldn tb youmightnotc youneedn td youmustn t b c 3 wedidn tseetomatthemeetingyesterday heit a mustn thaveattendedb cannothaveattendedc needn thaveattendedd wouldhavenotattended b 4 you suchalongcomposition theteacheronlyaskedfor300words youhavewritten600 a mustn thavewrittenb couldn thavewrittenc needn thavewrittend donothavetowrite c 5 thereissomeoneknockingatthedoor itbetom a canb mustc shouldd oughtto6 twoyearsago myhusbandboughtmeabicycle ifyouliveintown itisoftenfasterthanacarandyouworryaboutparking a mustnotb maynotc shouldnotd don thaveto0 a d discoveringusefulstructures p 13 answerkeyforex 1 1 thenusuallybylunchtimetheywouldallbesold possibility 2 whatcouldhavehappened possibility 3 nothingcouldbebetter possibility 4 somethingterriblemusthavehappenedif guessing 5 hecouldnotbelievehiseye ability 6 perhapsheshouldgotothelibraryandfindout duty 7 hecouldnothaveyonghuigettingawaywithtellingpeoplelies intention 8 hehadbetterdosomeresearch duty 9 eventhoughhercustomersmightgetthinaftereatingyonghui sfood possibility 10 theywouldbecometiredveryback ability ought oughtn ttoshould shouldn tmustn tneedn t don t havetowillcan can t 2 choosesuitablemodalverbsbelowtocompletethefollowingdialogues theremaybemorethanonepossibility 1sam howcanigrowthinner mum mum well you eatfoodwithplentyoffibrethathelpsyoudigestbetter andyou stopdrinkingcolaoreatingsweetfood sam doesitmeani eat myfavouritefriedchickenanymore mum notexactly ifyoulovefriedchicken you giveitup justeatitlessoften you worrytoomuch alittlefriedchicken doyougood haveto should shou