高中英语人教新课标必修3教案：Unit 2　Healthy eating Period 2　Learning about language Important language points

Unit2　HealthyeatingPeriod2　Learningaboutlanguage:Importantlanguagepoints整体设计教材分析Thisisthesecondteachingperiodofthisunit.Theteachercanfirstcheckstudents’homeworkandofferchancesforstudentstoreviewwhattheylearnedduringthefirstperiod.Theemphasisofthisperiodwillbeplacedontheimportantnewwords,expressionsandsentencepatternsinthepartsWarmingUp,Pre-reading,ReadingandComprehending.Inordertomakestudentsunderstandtheseimportantpointsthoroughly,wecanfirstgetstudentstounderstandtheirmeaningsinthecontext,thengivesomeexplanationsaboutthem,lateroffersomepracticestomakestudentsmastertheirusages.Somenewwordsandexpressions,suchasdiet,balance,consult,limit,benefit,combine,oughtto,getawaywith,beforelongandsoonareveryusefulandimportant.Soarethesentencepatterns“WangPengsatinhisemptyrestaurantfeelingveryfrustrated.”and“HecouldnothaveYongHuigettingawaywithtellingpeoplelies!”Weoughttopaymoreattentiontothem.Attheendoftheclass,theteachercanmakestudentsdomoreexercisesforconsolidation.Indoingso,theycanlearn,graspandusetheseimportantlanguagepointswell.教学重点1.Enablestudentstograsptheusagesofsuchimportantnewwordsandexpressionsasdiet,balance,consult,limit,benefit,combine,oughtto,getawaywith,beforelong,etc.2.Getstudentstomasterthepatterns“WangPengsatinhisemptyrestaurantfeelingveryfrustrated.”and“HecouldnothaveYongHuigettingawaywithtellingpeoplelies!”教学难点1.Letstudentslearntheusageoftheexpression“oughtto”.2.Enablestudentstolearnthesentencepattern“HecouldnothaveYongHuigettingawaywithtellingpeoplelies!”3.Getstudentstounderstandsomedifficultandlongsentences.三维目标知识目标1.Getstudentstolearnandgrasptheimportantusefulnewwordsandexpressionsinthispart:diet,nut,bean,pea,cucumber,eggplant,pepper,mushroom,peach,lemon,balance,barbecue,mutton,roast,fry,ought,bacon,slim,curiosity,hostess,raw,vinegar,lie,customer,discount,weakness,strength,balanceddiet,oughtto,loseweight,getawaywith,tellalie,win...back2.Letstudentslearnthefollowingimportantusefulsentencepatterns:1)WangPengsatinhisemptyrestaurantfeelingveryfrustrated.(presentparticipleusedasadverbial)2)Bynowhisrestaurantoughttobefullofpeople.(oughtto)3)Nothingcouldbebetter.(comparativedegreeusedinnegative)4)SomethingterriblemusthavehappenedifLiChangwasnotcomingtoeatinhisrestaurantashealwaysdid.(musthavedone)5)HecouldnothaveYongHuigettingawaywithtellingpeoplelies!(can’t/couldn’thavesb.doing...),能力目标1.Getstudentstousesomeusefulnewwordsandexpressionscorrectly.2.Enablestudentstomakesentencesaftertheusefulsentencepatterns.情感目标1.Stimulatestudents’interestinlearningEnglish.2.Developstudents’spiritofcooperationandteamwork.教学过程设计方案(一)→Step1Revision1.Checkthehomeworkexercises.2.Asksomestudentstotalkaboutproblemswithdiet,balanceddietandnutrition.→Step2ReadingandfindingGetstudentstoreadthroughWarmingUp,Pre-reading,ReadingandComprehendingtounderlineallthenewwordsandusefulexpressionsorcollocationsintheseparts.Collocations:haveto,ahealthydiet,indifferentways,energy-givingfood,body-buildingfood,protectivefood,abalanceddiet,sitinhisemptyrestaurant,feelveryfrustrated,averystrangemorning,preparehismenu,bylunchtime,bynow,oughtto,befullof,bemadeof,Nothingcouldbebetter.,hurryby,followsb.into...,loseweight,befit,beamazedat,morethan,agoodmeal,getawaywith,hadbetter,dosomeresearch,toomuch,eventhough,energy-givingfood,feelmorehopeful,win...back,beonReadthemaloudandcopythemdownintheexercisebookafterclass.→Step3Practiceforusefulwordsandexpressions1.TurntoPage12.GothroughtheexercisesinDiscoveringusefulwordsandexpressionswithstudentsandmakesuretheyknowwhattodo.2.Givethemseveralminutestofinishtheexercises.Theyfirstdothemindividually,thendiscussandcheckthemwiththeirpartner.3.Checktheanswerswiththewholeclassandexplaintheproblemstheymeetwherenecessary.→Step4Studyingimportantlanguagepoints1.Everybodyhastoeat,butdoyoueatahealthydiet?每个人都得吃东西,不过你的饮食健康吗？diet1)n.sortoffoodthatisusuallyeaten(byaperson,community,etc.)（某人、共同生活的人等）通常吃的食物;日常饮食limitedvarietyoramountoffoodthatapersonisallowedtoeat限定的食物种类或数量;限定食谱Toorichadietisnotgoodforyou.吃太多油腻的食物对你身体不好。tobe/go/putsb.onadiet节食;限定某人的食物Hebeganhisdietaweekago.他在一星期前开始节食。Peoplewhoareonadietmustn’thavechocolate.正在节食的人不能吃巧克力。,2)vt.&vi.(beallowedto)eatonlysomefoodsoralittlefood,esp.toloseweight节食Thedoctorhasdietedthepatientstrictly.医生严格规定病人的饮食。Nosugarinmycoffee,please;I’mdieting.请不要给我的咖啡放糖,我在节食。【辨析】diet&fooddiet指的是日常饮食或限定的食物,尤指维持健康的定量或定质的食物,通常为可数名词;food是一般用语,凡能吃能喝的具有营养的东西都可称为food,通常为不可数名词,但涉及食物的种类时可用作可数名词。Fillintheblankswithdietorfood.(1)Thedoctorhasorderedmeaspecial______________.医生给我安排了特殊的饮食。(2)Wemusthave______________toeatandclothestowear.我们必须有东西吃,有衣服穿。(3)Thesickmanmustnotgowithout______________,buthemusthavea______________withoutsugar.这个病人不吃东西不行,但不能吃含糖的东西。Suggestedanswers:(1)diet　(2)food　(3)food;diet2.Whatwillhappentoyouifyoudon’teatabalanceddiet?要是你不平衡饮食,会发生什么呢？balance1)n.instrumentusedforweighing天平;秤evendistribution;steadiness平衡;平稳Thechildcouldn’tkeephisbalanceonhisnewbicycle.孩子骑在他的新自行车上不能保持平衡。Helosthisbalanceandfellover.他失去平衡,跌倒了。Thegrowthofthenewpoliticalpartyupsetthebalanceofpower.新政党的壮大打破了力量的均势。2)vt.&vi.keeporputsth.inastateofbalance保持平衡Howlongcanyoubalanceononefoot?你能单脚站立多久？Youhavetobalancetheadvantagesoflivingdowntownagainstthedisadvantages.你必须权衡住在市中心的利弊。Trytobalanceyourdietbyeatingmorefruitandlessprotein.多吃些水果,少摄入些蛋白质,使饮食均衡合理。3)balancedadj.keepingorshowingabalance（通常作定语）保持平衡的;显示平衡的abalanceddiet均衡饮食abalancedstateofmind内心的平衡【拓展】inthebalance（命运）未定,在危急中;不确定Thoughherlifewasinthebalance,shethoughtonlyofthesafetyofherfellows.尽管她生命危急,但她一心只想着她伙伴们的安全。offbalance不稳onbalance总的来说,Theirsuggestionhas,onbalance,provedpracticable.总的说来,他们的建议已被证明是可行的。3.WangPengsatinhisemptyrestaurantfeelingveryfrustrated.王鹏坐在他那空荡荡的餐馆里,感到很沮丧。feelingveryfrustrated是现在分词短语,在句子中作状语,表示伴随情况。例如:Shesatonthechairreadinganewspaper.她坐在椅子上,在读报。Pretendingtolookfrightened,Ibackedtowardsthedoor.我装出害怕的样子,退到门口。另外,现在分词短语作状语,还可表示时间、原因、结果等。例如:Walkinginthestreet,shemetheroldfriend.她走在街上的时候,遇到一位老朋友。（表时间）Seeingnobodyathome,shedecidedtoeatoutside.她看到家里没人,决定出去吃。（表原因）Thechildfell,strikinghisheadagainsttheground.孩子跌倒了,头撞在地板上。（表结果）【拓展】frustrating令人沮丧的It’sfrustratingtohavetowaitsolong.等待这么长时间真让人心烦。　4.Bynowhisrestaurantoughttobefullofpeople.到了这个时候,他的餐馆本该宾客盈门的。oughtto=should1)toshowamoralduty（表示一种道义上的责任）应该;应当Sheoughttolookafterherchildbetter.她应该把孩子照顾得更好。Yououghttostudyhardtogetahighmark.你应该刻苦学习,以取得好的成绩。2)oughttohavedone表示本应该……,而却没有……Yououghttohavecomeyesterday.你本应该昨天来的。Yououghtnottohavestayedwithher.你本来不应该和她在一起的。befullof=befilledwith充满Hewasfullofcuriosity.他的心里充满了好奇。Thehouseonfirewasfullofheavysmokeandshouting.着火的房子里充满了浓烟和喊叫声。5.Hethoughtofhismutton,beefandbaconcookedinthehottest,finestoil.他想起了他用滚烫的精制油烹制的羊肉（串）、牛排和熏咸肉。cookedinthehottest,finestoil是过去分词短语,作后置定语,表被动,相当于定语从句whichwerecookedinthehottest,finestoil。例如:Theflowerspickedbyhimareverybeautiful.他摘的鲜花非常漂亮。6.Nothingcouldbebetter.,再没有比这些更好（吃）的了。这句话相当于“Allhisfoodcouldbethebest.”。比较级的否定形式,实际上表示的是最高级的含义。例如:Ihaveneverseenabetterfilm.我从没看过更好的电影。Nobodylovedmoneybetterthanhedid.没有人比他更爱财。Ithinknothingismorepleasantthantraveling.我想没有什么比旅行更令人愉快的了。7.SuddenlyhesawhisfriendLiChanghurryingby.突然,他看到自己的朋友李昌匆匆走过。see,hear,notice,watch,feel等动词后面的宾语补足语可以是不带to的动词不定式,也可以是现在分词,但两者的含义不完全相同,前者着重叙述事实的经过,后者着重强调偶然察觉到的一个正在进行的动作。例如:Isawhimputeverythinginhisbagandgoout.我看见他把所有的东西都装进了口袋,走了出去。Isawhimputtingsomethinginhisbag.我看见他正向口袋里装东西。Completethesentenceswiththerightformsoftheverbsgiven.1)Iwatchedher______________(step)offthesidewalk,______________(cross)theroad,and______________(disappear)intothepostoffice.我看着她走下人行道,穿过马路,进了邮局。2)WhenIglancedoutofthewindowIsawDaisy______________(cross)theroad.我目光转向窗外,瞥见戴西正在过马路。Suggestedanswers:1)step;cross;disappear　2)crossing8.SomethingterriblemusthavehappenedifLiChangwasnotcomingtoeatinhisrestaurantashealwaysdid.要是李昌不像往常那样来他的餐馆吃饭,那问题就严重了。这是一个复合句,含有两个从句。ifLiChangwasnotcomingtoeatinhisrestaurantashealwaysdid是条件状语从句,ashealwaysdid是方式状语从句。情态动词must在此处表示推测,意为“想必”“一定”。must表示推测时,仅用于肯定句中。当后接不定式的完成式时,表示对过去情况的推测。例如:Hemusthavegonehome.他肯定已经回家了。Hemusthavegoneswimmingyesterday.他昨天一定去游泳了。9.Tiredofallthatfat?Wanttoloseweight?肥腻的东西吃厌了吧？想减肥吗？这是省略的句子,完整的句子应该是:Areyoutiredofallthatfat?Doyouwanttoloseweight?所以朗读时应用升调。be/gettiredof对……厌倦I’mtiredofthesamefoodeveryday.我厌倦了天天吃同样的食品。Hehasgottiredoflivingabroad.,他厌倦了国外的生活。loseweight体重减轻;减肥Maryisdietingtoloseweight.为了减肥,玛丽正在节食。【拓展】puton/againweight增加体重10.WangPengwasamazedatthisandespeciallyattheprices.王鹏对此感到吃惊,特别是对它们的价格。beamazedat对……感到惊讶/惊愕Youwouldbeamazedathowdifficultitwas.要是知道有多么困难,你会大为诧异的。Everybodywasamazedathisdesign.大家都对他的设计感到惊讶。11.HecouldnothaveYongHuigettingawaywithtellingpeoplelies!他可不能让咏慧哄骗人们后跑掉。havesb.doingsth.:allowortolerate(sth.)表示允许或容忍某事发生,多用于否定句中,特别是用在willnot,cannot等之后。Mr.Zhangwon’thavehisdaughterarrivinghomeafter12o’clock.张先生不容许他女儿12点后回家。Iwon’thaveyousayingso!我不容许你这样说。getawaywithdoingsth.:notbepunishedforsth.（做了某事）而不受惩罚Iwon’thaveyougettingawaywithcheatingintheexam.我不能容忍你考试作弊而不受惩罚。getawaywithsth.:stealsth.andescapewithit偷携某物潜逃receive(arelativelylight)受到（较轻的处罚）Therobbersrobbedthebankandgotawaywithalotofmoney.这些强盗抢了银行,携巨款潜逃。Hewassoluckytogetawaywithafineforsuchaseriousmistake.他犯了如此严重的错误,侥幸只交了罚款了事。tellalie/telllies说谎Heisalwaystellinglies.他这个人老是撒谎。12.Perhapswithadiscountandanewsignhecouldwinhiscustomersback.或许打折的方法和新的招牌能够帮他赢回顾客。win...back赢回;重新获得TheyweredeterminedtowintheseatbackfromLabor.他们决心从工党手里重新夺得这个议席。→Step5Usingwords,expressionsandpatternsDoExercisesinUsingwordsandexpressionsonPages49-50.Thefollowingproceduresmaybefollowed:1.Gothroughtheexerciseswithstudentsandmakesuretheyknowwhattodo.2.Severalminutesforstudentstofinishthemindividually,andthendiscussandcheckthemwiththeirpartner.3.Checktheanswerswiththewholeclass.,4.Iftimepermits,explaintheproblemsstudentsmeetwherenecessary.→Step6Homework1.FinishofftheWorkbookexercises.2.Learnthenewwordsandexpressionsbyheart.设计方案(二)→Step1Revision1.Checkthehomeworkexercises.2.Asksomestudentstodictatesomeusefulnewwordsandexpressions.→Step2Vocabularystudy1.LetstudentsreviewthenewwordsandexpressionsinWarmingup,Pre-reading,ReadingandComprehendingandgivetimetostudentstoasktheirownquestions.2.Askstudentstolearnsomenewwordsusingthewordformation.3.Explainsomenewkeywordsandexpressions.→Step3PracticeforusefulwordsandexpressionsLetstudentsdothefollowingexercisesandchecktheanswersaftermostofthemfinish.1.Findwordsandexpressionsthatmeanthesametofillintheblanks.1)______________somethingthatyousayisnottrue2)______________nottobepunishedforsomething3)______________uncooked4)______________thestrongwishtoknowaboutsomething5)______________someonewhobuysthingsorservicesfromashop,company,etc.6)______________aparticularqualitythatgivessomeoneorsomethinganadvantage2.Fillintheblankswithwordsfromtheleftboxandparaphrasetheitalicizedpartsusingthephrasesfromtherightbox.balanced　diet　rawslim　oughttoenergeticloseweight　loseheartloseinterest　losefaceJuliewantedtobecomethinner.Sheknewshe______________eatmorevegetablesandfruitbutlittlemeat.However,asshewassoafraidofbeinglaughedatbyherfriends,shedidnotconsultadoctorbutlivedona______________ofrice,______________vegetables,bananasandlemons.Threeweekslater,shefoundsheweighedasmuchasever.Shefeltsosadandhopelessaboutherselfandherbehaviorchanged.Shedidn’tdaretofaceherboyfriendandshewasunwillingtovisitherfriendsanymore.Luckily,herbestfriendFredcametoseeherandencouragedhertoexercise,eata______________dietandenjoylifeagain.SoonJuliebecameamazingly______________and______________!Shefeltveryhappy.→Step4SentencefocusAskstudentstoreadthroughtheWarmingUpandReadingagaintofindoutthedifficultsentencestheycan’tunderstandandgivetimetostudentstoasktheirownquestions.Explainthemtotheclass.→Step5WorkbookexercisesforconsolidationAskstudentstodotheexercisesinUsingwordsandexpressionsonPages49-50toconsolidatewhattheyhavelearnedinthisperiod.→Step6Homework1.Learnthenewwordsandexpressionsbyheart.2.FinishofftheWorkbookexercises.3.DoExercise2onPage49andExercise4onPage50intheexercisebook.,板书设计Unit2　HealthyeatingLearningaboutlanguage:ImportantlanguagepointsImportantvocabularySentencepatternsdiet,nut,bean,pea,cucumber,eggplant,pepper,mushroom,peach,lemon,balance,barbecue,mutton,roast,fry,ought,bacon,slim,curiosity,hostess,raw,vinegar,lie,customer,discount,weakness,strength,balanceddiet,oughtto,loseweight,getawaywith,tellalie,win...back1.WangPengsatinhisemptyrestaurantfeelingveryfrustrated.2.Bynowhisrestaurantoughttobefullofpeople.3.Nothingcouldbebetter.4.SomethingterriblemusthavehappenedifLiChangwasnotcomingtoeatinhisrestaurantashealwaysdid.5.HecouldnothaveYongHuigettingawaywithtellingpeoplelies!活动与探究Readthefollowingwordsrelatedtofoodanddrink.Lookuptheonesyouarenotfamiliarwithinthedictionary.Addasmanywordsasyoucan.Dividethemintogroupsinanywayyoulike.Sharetheresultswithyourpartners.sugar　radish　eggplant　barbecue　grape　carrot　garlic　spicy　peach　kebabboil　noodle　mushroom　shrimp　bread　mutton　plum　bacon　milk　fry　colasalty　melon　spaghetti　cabbage　turnip　mango　cheese　coffee　beef　vinegar　ricecrispy　cucumber　mustard　cream　pepper　lemon　juice　crab　pea　tea　corn　roasttasteless　pineapple　sour　mineralwater　beancurd(tofu)　wine