人教版高一英语必修三Unit 2全套课件.ppt

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1、Lead-inLead-inLook at some pictures first,what are they?They are different kinds of food.What are they doing?Theyre eating.Can you see what they are eating?And do you think eating only meat can make them healthy?What about eating only this?If we eat only steamed bread (馒头馒头)or rice every day,can we

2、be healthy?Healthy EatingHealthy EatingLearning GoalsLearning GoalsKnowledgeGoalsTalk about the problems with the diet,balanced diet and nutrition.TopicWords and ExpressionsWords:diet,nut,bean,pea,cucumber,eggplant,pepper,mushroom,peach,lemon,balance,barbecue,mutton,roast,fry,stir-fry,ought,bacon,sl

3、im,curiosity,hostess,raw,vinegar,lie,customer,discount,weakness,strength,consult,fiber,digest,carrot,debt,glare,spy,limit,limited,benefit,breast,garlic,sigh,combineExpressions:balanced diet,ought to,lose weight,get away with,tell a lie,winback,earn ones living,in debt,spy on,cut down,before long,put

4、 on weightFunctional ItemsHow to make suggestions and advices.How to exchange(交流交流)when seeing the doctor.How to express agreement and disagreement.How to express our like and dislike.GrammarLearn to use“ought to”and review the other modal verbs:may/might,can/could,will/would,shall/should,must/cant

5、AbilityGoalsTraining skills of explaining words in English,then make the transition to think in English;training skills of skimming,scanning,paraphrasing,close reading,summarizing and comparing.EmotionGoals Understand the issues involved in healthy eating;identify what foods are better for you and i

6、mprove your diet in the future;Correctly handle the conflict(正确处理矛盾、解正确处理矛盾、解决矛盾）决矛盾）.ImportantandDifficultPoints Important Points Diet and health;try to understand the three kinds of food;how to eat a balanced diet;The usages of“ought to”.Try to improve speaking ability by talking about healthy eat

7、ing,suggestion and advice,seeing a doctor,agreement,etc.Try to explain new words in English.Difficult Points Try to understand the Classification(分类分类)of food and talk about how can we make a balanced diet.Try to develop our ability of speaking,listening,reading and writing.Learn to explain English

8、words in English,and to think in English.Warming upWarming upYou will be showed three groups of pictures about food:The first groupThe second groupThe third groupEverybody has to eat,but not all eat a healthy diet.Different foods you ate help you grow in different ways.Couldyoutellthedifferencesbetw

9、eenthethreegroupsanddoyouknowtheirroles?Doyoueatthesethreekindsoffoodeachday?Whatwillhappenifyoudonteatabalanceddiet?Foodsthatprovideenergy(e.g.energy-givingfood)Foodsthathelpgrowbonesandmuscles(e.g.body-givingfood)Foodsthathelpthebodyfightdiseases(e.g.protectivefood)Rice,Meat,Cucumber,Can you tell

10、other more foods and classify them in the form?VegetablesNutsChocolateTofuMilk and CheeseMutton Kebabs（印度）烧烤羊肉串（印度）烧烤羊肉串Roast PorkRaw VegetablesFried PotatoesHamburgerIce-creampineapplepearbananaappleorangeDoyouknowsomeotherfoods?cornbitter gourd （苦瓜）（苦瓜）cucumberpepperbeaneggplanttomatopumpkin(南瓜南瓜)

11、Foodsthatprovideenergy(e.g.energy-givingfood)Foodsthathelpgrowbonesandmuscles(e.g.body-givingfood)Foodsthathelpthebodyfightdiseases(e.g.protectivefood)rice,noodles,spaghetti,bread,potatoes,chocolate,butter,cream,oils,nuts,meat,eggs,milk,cheese,tofu,mostvegetables(e.g.beans,peas,cucumber,eggplants,pe

12、ppers,mushrooms,cabbages)andfruit(e.g.peaches,lemons)Pre-readingPre-readingWhat do you think should go into a good meal?Imagine that you and your partner are going to invite some friends for dinner.What special food would you offer them?Look at the title of the passage and the pictures.Predict what

13、the passage is about.Then read it quickly.Reading Reading 1.Skimming(略读略读)firstly,pay attention to summarizing(归纳归纳):How many parts can this passage be divided?Whats the main idea of each part?2.Listen to the record:Thepassagecanbedividedinto3parts:Wang Peng is worried about his restaurant because i

14、t is not as full as it usually is.He follows his friend to a newly opened restaurant which is very popular.He does some research to win his customers back.3.Close reading and scanning:ReadthetextforasecondtimeandthentellifthesentencesareTrue.1)UsuallyWangPengsrestaurantwasfullofpeople.2)YongHuicould

15、makepeoplethinintwoweeksbygivingthemagooddiet.3)WangPengsmenugavecustomersmoreenergy-givingfood.4)WangPengsregularcustomersoftenbecamefat.5)WangPengsmenugavecustomersmoreprotectivefood.6)WangPengdecidedtocompetewithYongHuibycopyinghermenu.4.Paraphrasing(释义释义):1)SomethingterriblemusthappenedifLiChang

16、wasnotcomingtoeathisrestaurantashealwaysdid.Explainthefollowingsentencesinyourownwords:Suggestedanswer:LiChangalwayscametohisrestaurant,soifhedidnot,itmeantthatsomethingserioushadhappenedtostophim.2)HecouldnothaveYongHuigettingawaywithtellingpeoplelies!Suggestedanswer:HedidnotwantYongHuitotellliesan

17、dpeopletobelieveher.5.Read the text again:Whilereading,workwithyour partnersmakealistoftheusefulphrasesyouvenoticedinthepassage,ifnecessary,youmayrefertothenotesonpages79-80,andthenworkinpairstodoExercise5onPage11,trytopredicttheendingofthestory.diet diet1.1.饮食饮食,食物。食物。n.CUn.CU Their diet chiefly co

18、nsists of grain and Their diet chiefly consists of grain and vegetables.vegetables.他们的饮食主要是谷类和蔬菜。他们的饮食主要是谷类和蔬菜。2.2.限定的食物种类或数量限定的食物种类或数量;食谱。食谱。n.Cn.C No chocolate,please.Im on a diet.No chocolate,please.Im on a diet.请不要放巧克力请不要放巧克力,我在节食。我在节食。diet aids diet aids 食疗食疗3.3.比喻意义：多得另人生厌的事物。比喻意义：多得另人生厌的事物。th

19、e constant diet of soap operas on TVthe constant diet of soap operas on TV 多得使人腻烦的电视连续剧多得使人腻烦的电视连续剧 4.4.规定吃某类食物规定吃某类食物;（尤指为减轻体重）节食。（尤指为减轻体重）节食。v.v.She is dieting to lose weight.She is dieting to lose weight.她在节食以减肥。她在节食以减肥。5.(5.(有时大写有时大写)()(日本等的日本等的)议会议会,国会。国会。n.Cn.C The Diet is now sitting.The Diet

20、 is now sitting.国会现在在会期中。国会现在在会期中。diet diet health health1.1.健康。健康。n.Un.U Smoking does harm to health.Smoking does harm to health.吸烟有损健康。吸烟有损健康。2.2.健康状况。健康状况。n.Un.U She is in poor health.She is in poor health.她身体不好。她身体不好。3.3.为健康干杯。为健康干杯。n.Un.U We all drank a health to the bride.We all drank a health

21、 to the bride.我们都为新娘的健康干杯。我们都为新娘的健康干杯。习语习语a clean bill of healtha clean bill of health 健康状况良好的报告健康状况良好的报告e.g.The doctor gave him a clean bill of e.g.The doctor gave him a clean bill of health.health.in rude healthin rude health 十分健壮的十分健壮的health centrehealth centre 卫生院；地方医疗服务中心卫生院；地方医疗服务中心health farm

22、health farm 健身场健身场health foodhealth food 保健食品（天然的，通常不加保健食品（天然的，通常不加人造物的食物）人造物的食物）health healthHealth and dietX:Do you know what are the factors contributing to good health?Z:Yes,of course,they are physical exercise,balanced diet and living habits.Y:Today,people care more about todays health problem.

23、They dont have more choice in food Z:Why do you think so?Y:Today,most foods are over processed(过度生产）过度生产）,some are genetically modified food（转基因食品）（转基因食品）,and too much pesticide(农药农药)is used in agriculture too.Reading for funReading for funX:People are very busy when they work,so they dont have much

24、 time to ask,so they eat the fast food(快餐快餐).Because of the irregular(无规律的无规律的)dinner time,it will be very bad to their healthy.Z:Yes,most of them sit at in front of computers all day long,and the Hypertension(高血压高血压),heart diseases appear.Y:I think if we want to have a good health,we should eat mor

25、e vegetables,fruits,and grains.Dont eat too much sugar.Reading for funReading for funX:It not enough,we also need to do more outdoor activities such as running,swimming and so on.Z:We also need to enough sleep.And dont smoking.Then Im sure well have a good health.flashflash减肥减肥How many kinds of cook

26、ing were mentioned in the text?Could you find them and fill them in the blanks?KindofcookingWhatskillitdescribes1.barbecuecookfoodonametalframeoverfireoutdoorsRoast (烘烤烘烤)Fry(油炸，油煎油炸，油煎)Stir-fry(炒炒)Raw (生的生的,未加工的未加工的)Barbecue(烧烤烧烤)Boil(煮煮)KindofcookingWhatskillitdescribes1.barbecueCookfoodonametalfr

27、ameoverfireoutdoors2.roastCooksomethinginanoven(烤箱烤箱)oroverafire3.stir-fryCookquicklybymovingthefoodaroundcontinuouslyinveryhotoil4.fryCooksomethinginhotfatoroil5.boilCooksomethinginboilingwater6.Comparing(对比对比):WangPengsrestaurantandYongHuisbothhaveweaknessaswellasstrength.Comparingthemandcompletet

28、heform.ThetworestaurantsdietweaknessstrengthWangPengsdidnotgiveenoughprotectivefoodprovideplentyofenergy-givingfoodYongHuisdidnotgiveenoughenergy-givingfoodprovideplentyofprotectivefood1.He sat in his empty restaurant feeling very depressive(沮丧的沮丧的).feelingverydepressive是是-inging形式短语作伴形式短语作伴随状语。随状语。

29、如：如：Pretendingtolookfrightened,Ilefttheplace.2.“Nothing could be better than his food.”he thought.这句话相当于这句话相当于Allhisfoodscouldhavebeenthebest.“not“not nono never never nothing nothing 比较级比较级”常用来表示常用来表示“没有没有比比更更”即即：用否定形式的比较级表达最高级概念。如：用否定形式的比较级表达最高级概念。如：ThereisnothingmoreinterestingthanthefilmIhaveeve

30、rseeninthepastyears 这部电影是我在这几年看过的最有意思的一部。这部电影是我在这几年看过的最有意思的一部。另外，否定形式的比较级还可以表示：另外，否定形式的比较级还可以表示：1)nobetterthan：表示表示“和和一样，和一样，和等等同同”。如：如：Heisnobetterthanabeggar.他就是一个乞丐。他就是一个乞丐。Theinvalidisnobetterthanhewasyesterday.病人的情况和昨天一样。病人的情况和昨天一样。HehasnobetterasayinthematterthanIhave.他在这件事上和我一样没有发言权。他在这件事上和我一

31、样没有发言权。2)not.anymorethan或或nomore.than：表示表示“同同一样不一样不”。如：如：Icouldnomoredothatthanyou./Icouldnotdothatanymorethanyou.我和你一样也不能做什么。我和你一样也不能做什么。HeisnotapoetanymorethanIamascholar.我不是一个学者，他也不是一个诗人。我不是一个学者，他也不是一个诗人。Thisstoryisnomoreinterestingthanthatone.这个故事和那个故事一样无聊。这个故事和那个故事一样无聊。3.I saw him putting somet

32、hing in the bag.seesb.doing表示看到某人正在做某事。表示看到某人正在做某事。see,hear,notice,watch,feel等动词后面的宾等动词后面的宾语补足语可以是不带语补足语可以是不带to的动词原形，也可以是的动词原形，也可以是-ing形式。形式。以不带以不带to的动词原形作宾语补足语着的动词原形作宾语补足语着重叙述事实的经过，以动词重叙述事实的经过，以动词-ing形式作宾语补足形式作宾语补足语表示偶然察觉到正在进行的动作。语表示偶然察觉到正在进行的动作。如：如：SuddenlyhesawhisfriendLiChanghurryingby.Iwatchedh

33、erstepoffthesidewalk,crosstheroad,anddisappearintothepostoffice.4.He could not have her getting away with telling people lies!Havesomebodydoingsomething让某人做某让某人做某事，让某情况发生。事，让某情况发生。如：如：OursuccessintheBeijingOlympicshasherwonderingwhetherwecanwinevenmoremedalsinthenextOlympicsGames.Getawaywith（做了某件该受惩

34、罚的事）而（做了某件该受惩罚的事）而没有受惩罚，携带没有受惩罚，携带跑掉。跑掉。如：如：Theygotawaywithdamagingthecar.5.Dont you get tired quickly?Dontyou?是否定疑问句，并非真的询问，是否定疑问句，并非真的询问，而是表示说话者的观点或态度。而是表示说话者的观点或态度。如：如：Wedbetterleavenow,italmosttwooclock?Itsalmostdinnertimeandyouhaventeatensincebreakfast.Arentyouhungry?6.By now his restaurant oug

35、ht to be full of people.oughtto应该，应当。应该，应当。如：如：Somethingoughttobedoneaboutthiswaste.befullof充满充满7.Wang Peng followed him into a newly-opened small restaurant at the end of the street.newly-opened是是“副词副词+过去分词过去分词”构成复合形容词。构成复合形容词。复合形容词的构成介绍以下几种形式：复合形容词的构成介绍以下几种形式：1 1）形容词）形容词 +名词名词 +edkind-hearted好心的，好

36、心的，white-haired白发的白发的2 2）形容词）形容词 +形容词形容词red-hot炽热的，炽热的，dark-blue深蓝的深蓝的3 3）形容词）形容词 +现在分词现在分词good-looking好看的，好看的，easy-going随和的随和的4 4）副词）副词 +现在分词现在分词hard-working勤劳的，勤劳的，well-moving运行良好的运行良好的5 5）副词）副词 +过去分词过去分词hard-won 得来不易的，得来不易的，newly-made新建的新建的6 6）名词）名词 +形容词形容词life-long终生的，终生的，world-famous世界闻名的世界闻名的7

37、 7）名词）名词 +现在分词现在分词peace-loving 爱好和平的，爱好和平的，fun-loving爱开玩笑的爱开玩笑的8 8）名词）名词 +过去分词过去分词snow-covered白雪覆盖的，白雪覆盖的，hand-made手工的手工的9 9）数词）数词 +名词名词 +ed+edthree-legged3 3条腿的条腿的1010）数词）数词 +名词（名词用单数）名词（名词用单数）ten-year 10 10年的年的,two-man两人的两人的8.be amazed at 对对感到惊讶；惊愕感到惊讶；惊愕9.earn ones living 谋生谋生10.in debt 负债负债11.cu

38、t down 削减，压缩削减，压缩12.spy on 暗中监视，侦查暗中监视，侦查13.lose weight 减肥减肥 1.Words 1.Wordsdiet,nut,bean,pea,cucumber,eggplant,pepper,mushroom,peach,lemon,balance,barbecue,mutton,roast,fry,stir-fry,ought,bacon,slim,curiosity,hostess,raw,vinegar,lie,customer,discount,weakness,strength,consult,fiber,digest,carrot,de

39、bt,glare,spy,limit,limited,benefit,breast,garlic,sigh,combineLearning About Learning About LanguageLanguageFind words and expressions from the text that mean the same:somethingthatyousayisnottruenottobepunishedforsomethinguncookedthestrongwishtoknowaboutsomethingsomeonewhobuysthingsorservicesfromash

40、op,company,etc.aparticularqualitythatgivessomeoneorsomethinganadvantagelielieget away get away withwithrawrawcuriositycuriositycustomercustomerbenefitbenefit 2.Pronunciation 2.PronunciationDo the underlined letters in each group have the same pronunciation?Tick out the odd one.1.peach cream pear bea

41、n 2.butter nut sugar mutton3.bacon ham cabbage lamb4.lemon eggplant strawberry watermelon 3.Expressions 3.Expressionsbalanced diet ought to lose weight get away with tell a lie winback earn ones living in debt spy on cut down before long put on weight feel frustrated hurry bybe amazed at energy-givi

42、ng food tell lies/a lie follow intoExercises 单词拼写：根据句意及汉语提示，写出各句单词拼写：根据句意及汉语提示，写出各句中所缺单词的正确形式。中所缺单词的正确形式。1.Ricecanofferyousome_whenyouaretired.2.Havinga_dietisgoodforourhealth.3._ isthedrivingforceforsuccess.4.Heisindeep_becauseofhismothersseriousdisease.5.Ourgovernmenthopedthatthesemeasureswould_al

43、lthepeople.energybenefitdebtCuriositybalanced之词汇篇之词汇篇之词汇篇之词汇篇6.Tooursurprise,he_(平静地平静地)acceptedtheunfairtreatment.7.Scientistsaredoing_(研究研究)onhowtopreventbirdfluspreadingallovertheworld.8.Aftertwohoursjourney,his_(力气力气)gaveoutatlast.9.Apersonslifeis_(有限的有限的),butloveislasting.10.After_(联合联合)withtha

44、tlargecompany,hisbusinessgraduallypickedup.calmlycombininglimitedstrengthresearch 4.Grammar 4.Grammar Usages of Model Verbs1)Firstly,review the last lesson by yourself.2)Then try to do exercise 2 on page 13.Grammar Grammarought(oughtnt)to和和should(shouldnt)表表劝告或责任，劝告或责任，后者的语气更强一些。口语中也常后者的语气更强一些。口语中也常

45、用用hadbetter表示表示“最好最好(做或是不做某事做或是不做某事)。例。例如：如：Youshould/oughttodoasyouarerequired.must或或haveto(口语中常用口语中常用havegotto)表示表示“必须必须”。nothaveto和和neednt表示表示“不必不必”。nothaveto是是haveto的否定式的否定式，neednt是是must的的否定式。否定式。“过去不必要过去不必要”用用didnthaveto表示。表示。例如：例如：Wedidnthavetohurrybecausewehadplentyoftime.Grammar Grammarmust还

46、可以还可以表示推测表示推测，意思是，意思是“一定，想一定，想必必”，即最有可能，但却仍是一种主观的推测，即最有可能，但却仍是一种主观的推测，而不是客观的事实，其否定式用而不是客观的事实，其否定式用cant。例如：例如：Youmustbeveryhungryafteryourlongwalk.Thephoneisringingbutthereisnoanswer.Shecantbeathome.mustnt表示表示“不许，一定不要不许，一定不要”，语气很语气很强。例如：强。例如：Youmustntsmokehere!can/cant可以表示能力，也可以表示可能。可以表示能力，也可以表示可能。表能

47、力如：表能力如：Hecan(not)speakFrench。表示可表示可能时能时can常用于疑问句或者否定句中，如：常用于疑问句或者否定句中，如：Canthenewsbetrue?Grammar GrammarExercises 选择题：根据下列各题的句意及语境，选择正选择题：根据下列各题的句意及语境，选择正确的一项使句意完整。确的一项使句意完整。之语法篇之语法篇之语法篇之语法篇1)Mildformsofexercisecan_someofthelossofflexibilitythataccompaniesaging.AstopBtostopCstoppingDbestopped2)Thet

48、raditionalgoalofscienceistodiscoverhowthingsare,nothowtheyought_.AtoBtobeCbeDhavebeen3)It_aroundnineoclockwhenIdrovebackhomebecauseitwasalreadydark.AhadtobeBmusthavebeenCwastobeDmustbe4)Johnsscoreonthetestisthehighestintheclass;_.AheshouldstudylastnightBheshouldhavestudiedlastnightChemusthavestudied

49、lastnightDhemusthadtostudylastnight5)You_yesterdayifyouwerereallycarefulaboutyourwork.AoughttocomeBoughttobecomingCoughttohavecomeDoughthavecome6)“Wedidntseehimattheclassyesterday.”“He_it.”AmustntattendedBcouldnthaveattendedCwouldhavenotattendedDneednthaveattended7)You_alltheseparcelsyourself.Thesho

50、pwouldhavedeliveredthemifyouhadaskedashopassistant.AdidntneedtocarryBneednthavecarriedCneedntcarryDdidntneedcarry8)“Didyoushoutathimforhismistakes?”“Yes,but_it.”AIdrathernotdoBIdrathernotdoingCIdrathernothavedoneDIdrathernotdid9)SorryImlateIhaveturnedoffthealarmclockandgonebacktosleepagain(北京北京2000春