高中英语-b3unit2-Heathy-eating课件-新人教版必修3d.ppt

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,Unit 2 Healthy eating,What are the three essential elements for us human beings to survive on the earth?,water,air,food,Here are some proverbs about food:,Bread is the staff of life.,民以食为天。,You are what you eat.,吃什么食物变什么样。,Eat to live,but do not live to eat.,为生活而饮食，莫过于为饮食而生活。,Look at the pictures and learn some new words about food.,cucumber,eggplant,pepper,mushroom,peach,lemon,pea,bean,nut,mutton,mutton kebabs,roast pork,fried potatoes,What is,healthy diet?,Healthy,diet,:,a diet that is,balanced,and,neither,too rich in fat,sugar and salt,nor,too poor and lacking in essential nutrients.,Discussion,How to keep healthy?,Junk food,has a lot of calories but few nutrients,vitamins and minerals.,Healthy food,gives us the calories we need but not contain too much fat and sugar.,Which one would you prefer,，,Western food or Chinese food?,Chinese food,:the healthiest diet,a lot of fruit and green vegetables,rich in fiber,low in sugar,Western food,:,too much fat,(meat,potato chips,butter,cream and chocolate),too much sugar,(cakes,soft drinks,sweets),Decide which food is junk food or healthy food and give reasons.,I think is junk food because,I think is healthy food because,(be rich in;be low in),Fibre&vitamin&sugar,rice,corn,dumplings,Fibre&vitamin,carrot,bacon,meat,fish,milk,eggs,protein,salad,French fries,chocolate,Ice cream,hamburgers,fat&sugar,What will happen if you do not eat a balanced diet?,if you eat too much energy-giving food,you will become fat and suffer from high blood pressure.,if you eat too much body-building food,you will grow taller and stronger but not necessarily healthier.,if you eat too much protective food for every meal,you may lack energy.,if you dont eat enough food of any of the three kinds,you may get anorexia(too thin).,Pre-reading,1.What do you think should go into a good meal?,A good meal should contain some food from each of the three categories above,.,2.Imagine you and your partner are going to invite some friends for dinner.What special food of your place would you offer them?Plan a menu.,3.Look at the title of the reading passage and the pictures.Predict what the passage is about.,1.Usually Wang,Pengs,restaurant was full of people.,2.,Yong Hui could make people thin in two weeks by giving them a good diet.,It would take longer than that,.,T,F,Tick the correct answers.,3.,Wang,Pengs,regular customers often became fat,.,T,4.Yong Hui,s menu gave customers more,e,n,ery,-giving food.,No.it gave them protective food but no energy-giving or body-building food,.,F,5.Wang,Pengs,menu gave customers more protective food,.,His menu gave customers energy-giving food.,6.,Wang Peng decided to compete with Yong Hui by copying her menu,.,He decided to advertise the benefits of his menu,.,F,F,In your own words explain the following sentences or parts of sentences taken from the passage.,1.Li Chang always came to his restaurant so if he did not,it meant that something serious had happened to stop him.,2.He did not want Yong,Hui,to tell lies and people to believe her.,3.If he gave his customers cheaper prices and advertised the benefits of his menu,perhaps his customers would return.,Divide the passage into 3 parts.Give the main idea in each part and then retell the story in your own words.,Part1,Wang,Peng,is worried because his restaurant is not as full as it usually was.,Part2,He follows his friends to a newly opened restaurant which is very popular.,Part3,Worried,he does some research to win his customers back.,Summary of the story,Wang,Peng,is worried because his customers are not coming to his restaurant as they usually did.He follows his friends to a newly opened restaurant which offers to make people thin in two weeks.Worried,he does some research and tries to win his customers back.,1.What do you think Wang,Peng,will provide to win his customers back?,Wang,Peng,will offer more protective food with his meals such as salad.,He will cook his food in less oil.,He will stop serving ice cream and cola because both of those have too much fat or sugar.,Discussion,2.How do you think the story will end?,Wang,Peng,will lose his restaurant.,Yong,Hui,will come to his restaurant and become very angry with him.,Yong,Huis,customers will become so tired that they will return to Wang,Peng,restaurant.,Make a list of different kinds of cooking mentioned in the passage.,Kind of cooking,What skill it describes,1.barbecue,Cook food on a metal frame over a fire,usually outdoors,2.roast,Cook something in an oven or over a fire,3.stir-fry,Cook quickly by moving the food around continuously in very hot oil,4.fry,Cook something in hot fat or oil,5.boil,Cook something in boiling water,Unit 2Language points,1.,diet,n.,日常饮食,vi.,节食,Every person needs water and a healthy diet.,人人都需要水和健康的日常饮食。,go/be on a diet,节食,Mary thinks she is so fat that she has to,go on a diet,.,玛丽认为她太胖了，得节食。,2.,energy,n.,能量；精力；活力,Young people usually have more energy than the old.,年轻人通常比老年人有活力。,His son is an,energetic,child.,他的儿子是个精力旺盛的孩子。,3.,balance,n.,天平；平衡,v.,平衡；权衡,He,lost his balance,and,fell over,.,他失去平衡,所以跌倒。,keep/lose ones balance,保持,/,失去平衡,a balanced diet,均衡饮食,4.,slim,adj.,苗条的；纤细的,She is not slim enough to wear these tight trousers.,她不够苗条，穿不上这条紧身裤。,She is trying to,slim,by jogging.,slim,的反义词是,plump(,丰满的）,;,thin,的反义词是,fat,。,5.,curiosity,n.,好奇心,Curiosity can make a scientist out of a child.,好奇心可使一个孩子成为科学家。,out of/from curiosity,在好奇心驱使下，出于好奇,Alan went to see the strange man more out of curiosity than anything else.,艾伦去见那个奇怪的人，完全是出于好奇。,6.,raw,adj.,生的；未加工的,It is said that Japanese people like a dish made of raw fish.,据说，日本人喜欢吃生鱼。,raw meat,生肉,;raw wool,粗制羊毛,;,raw wood,原木；,raw silk,生丝,7.,be full of,充满,【,经典例句,】Jill is nearly mad because her bag,is full of,gold.,吉尔快要疯了，因为她包里全是金子。,【,考点聚焦,】,be full of,“,充满,的，装满,的”（表状态）,be filled with,“,装满,的”（表状态,/,动作）,fill.with.,“,把,装满,”,（表动作）。,8.,Lose weight,and you will become more popular.,gain/put on weight,体重增加，发福,1)-ing,形式短语做伴随状语,She buried her head under the pillow,_.(cry),The children came into the sitting-room,_.(sing and dance),9.,Wang,Peng,sat in his empty restaurant,feeling,very frustrated.,crying,singing and dancing,2)frustrated,是,形容词，意为“失望的，失意的”,他感到既失意又恼火。,He feels,frustrated,and angry.,frustrate,v.,使挫败,使不成功,The bad weather,frustrates,our hopes of having a picnic.,坏,天气使我们野餐的愿望无法实现。,10.think of,想起、记得,Eg,:I thought of my hometown when I saw the beautiful scenery.,2),考虑、关心,Eg,:We are thinking of going to America.,3),对,有某种看法,Eg,:What do you think of the matter?,11.“,Nothing could be better,.”he thought.=,All his foods could be best.,此句是用比较级的形式表示最高级含义。,e.g.-How are you getting on?,(,你怎么样,?),-Nothing could be better.,(,再好不过了,),他想,“,再没有比这些更好吃的了”。,12.Something terrible,must have happened,if,Li Chang was not coming to eat in his restaurant as he always did.,点拔,must have happened,表示对已经发生的事进行肯定的猜测,意为“一定做了某事”。否定形式为,:cant/couldnt have done,。如：,She,must have arrived,home by now.,Judging from her appearance and manner,she,couldnt have been,over fifty years old.,13.Sign,There is a,sign,by the road saying“no parking”.,There are no,sign,of life on the island.,She put her finger to her lips as a,sign,of to be quite.,The boss,signed,his name on the,cheque,.,traffic,sign,a,sign,of rain,牌子,迹象,手势,签字,交通标志,预兆,t,ire,1),v.,使疲倦，厌烦,The long walk tired the child.,She never tired,of talking about her son.,2),tired,adj.,累的,疲劳的,;,厌烦的,烦倦的,Are you tired of,doing the same thing every day?,We,are tired from/with,the extra work.,3),tire sb.out be tired out筋疲力尽,The long lecture tired the students out.,We were tired out when we got there.,14,.,Tierd of all that fat?,be/get tired of,对厌烦,be tired with,/from,因.感到疲劳,15,.Curiosity drove Wang,Peng,inside.,drive:,vt,.,驱赶,(,动物,),驱使,We at last,drove the enemy,out of our country.,我们最后把敌人驱逐出我们的国家。,那噪音令我发疯。,The terrible noise,drove me mad.,16,.Wang,Peng,was,amazed at,this and especially at the prices.,amaze,v,.,(1),吃惊，使吃惊,e.g.It amazed me to hear that you were leaving.,(2)be amazed at.,对,感到惊讶,惊愕,e.g.You would,be amazed at,how difficult it was.,17.He couldnt,have,Yong,Hui,getting away with,telling people lies!,他可不能让咏慧哄骗人们！,a)have sb.doing,allow or tolerate(sth).,表示允许或容忍,(,某事物,),发生,此处的,have,用在否定句中,特别是用在,will not,can not,等之后。,I wont,have,you saying so.,我不容许你这样说。,He wont,have,his daughter arriving home late.,他不容许女儿晚回家。,b),get away,with doing sth.(informal):not be punished for sth.,不因某事受惩罚,被放过,I wont have you,getting away,with cheating in the exam.,我不能容忍,(,允许,),你考试作弊而不受处罚。,18,.,He had better do some research.,research,n.,&,v.,研究；调查；探索,d,o,research into/on,对进行研究调查,r,esearch,(,into/in/on,),对进行研究调查,他们正在对一些社会问题进行调查研究。,They,are doing some research on some social problems.,19,.,The competition between the two restaurants was on!,on作副词与be连用时，可以表示以下几个意思：,(1),(电灯、水等)开着,(2),正在进行，举行,(3),上演，演出,灯都亮着。,The lights were all on.,他们家的电视总是开着。,The TV is always on in their house.,电影院在上演什么片子?,What,s on at the movie?,The film had been on for five minutes,when I got to the cinema.,The party must try to,win back,the support it has lost.,该党须设法重获人心。,He bought the house at a 10%,discount,.,他以,9,折的价钱买了这房子。,It is wrong to,tell a lie,.,撒谎是不好的。,The,hostess,made her guests comfortable.,女主人使客人们感到舒适自在。,The,customer,will go to law for the bad service.,这位顾客将为此恶劣服务诉诸法律。,Discovering,useful structures,-Modal Verbs(II),1.Then usually by lunchtime they,would,all be sold.,2.What,could have,happened?,3.Nothing,could,be better,4.Something terrible,must have,happened if,5.He,could,not believe his eyes.,6.Perhaps he,should,go to the library and find out.,Possibility,Possibility,Possibility,Guessing,Ability,Duty,7.He,could,not have Yong,Hui,getting away,with telling people lies!,7.He,had better,do some research!,8.Even though her customers,might,get thin,after eating Yong,Huis,food,9.They,would,become tired very quickly.,10.he,could,win his customers back.,Intention,Duty,Possibility,Intention,Ability,oughtto,意思是,“,应该,”,，是情态动词，只有一种形式，后边接动词不定式，,to,不能省略。,oughtto,没有人称和数的变化，后接动词原形可以表示现在、将来或过去将来，由时间状语或上下文决定。,Theyoughttocometomorrow.,Hethoughtthattheyoughttotakepartinthe,design.,ought to,ought,的否定形式由直接加,not,构成，疑问式将,ought,提到句首构成。,Heoughtnottodoit.,=Heoughtnttodoit.Oughtwetodoitatonce?,在反意疑问句里，下面两种形式都可以：,Heoughttobehere,shouldnthe?Heoughttobehere,oughtnthe?,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。,had better,指一般性的建议，最弱。,should&ought to,含义相近，区别在于,ought to,语气重，偏重责任,、义务、道德、法律等方面。,You ought to help him because he is in trouble now,.(,语气强，有命令意味。,),You should have a rest after finishing your sports.,（一般性建议）,had bettershould&ought to,oughtto/should havedone,表本应该做而实际未做,Yououghttohavetoldhimaboutthenews.,Heshouldnthavebeentoldaboutthenews.Youshouldhavegotupearly.,haveto,强调客观需要，有人称、时态的变化。而,must,则表示主观愿望、主观看法，只能用于一般现在时和一般将来时。,-Wouldyouliketocometomyhouseon,NationalDay?-Thankyou,Idloveto.ButIhavetoseemy,uncleonthatdayWemustfinishtheworkbeforelunch.,have to&must,Must they do?,Yes,they,must,.,No,they neednt/dont have to.,must,have to,主观客观,主观,客观,时态,现在，将来,多种,表推测,询问意愿,否定意义,禁止，不允许,不必,need,和,dare,既可用作情态动词，也可用作实义动词。用作情态动词时，主要用于否定句和疑问句。用作实义动词时，可用于各种句式。,1.,用作情态动词,Youneednttelephonehimnow.,Idontthinkyouneedworry.,Shedarenotgooutaloneatnight.,HowdareyousayImunfair?,dare&need,2.,用作实义动词,Youdontneedtodoityourself.,Weneedtotellthemthenews.,We should dare to give our own opinion.,He did not dare(to)look up.,I dare,s,ay hell come again.,（I dare say,为固定习语,）,注意对,need,问句的回答,:,-,Need,I finish the work today?,-Yes,_.,No,_.,No,you must,you neednt,you dont have to,neednt,对其它情态动词的回答,:,-,Shall,I tell John about it?,-No,you _.,-No,you _.,-,Must,we do it now?,-No,you _.,-No,you _.,neednt,dont have to,neednt,dont have to,1.,SAM:,How can I grow thinner,Mum?,MUM:,Well,you _ eat food with plenty of,fibre,that helps you digest better.And you _ stop drinking cola or eating sweet food.,SAM:,Does it mean I _ eat my,favourite,fried chicken any more?,MUM:,Not exactly,if you love fried chicken,you _ give it up.Just eat it less often.You _ worry too much:a little fried chicken _ do you good!,have to,should,shouldnt,neednt/dont have to,neednt/dont have to/shouldnt,will,2.,DOCTOR:,You are sick because youve eaten poisonous mushrooms.Where did you get them.,LUCY:,I picked them in the forest.I know we _ eat fresh vegetables.,DOCTOR:,Oh,but you _ eat them until youre sure they are not poisonous.,LUCY:,Thank you,doctor.Ill be more careful next time.,have to,mustnt,3.CHARLES:I wish I could see things clearly in the dark.,TOM:Eating carrots _ help you see better.You _ eat some every day.,ought to,should,I have to take the book to the librarians desk.Then I need to give her my card so she can register the book on her computer.I have to return the book before the date stamped on the cover.,I must go to the dental hospital and see the dentist.Of course I have to make an appointment first.Then I should clean my teeth before I go into the dentists surgery.,Listening,rickets:,scurvy:,obesity:,legs that do not grow straight,佝偻病,teeth,fall out,problems with skin and sores that will not heal,坏血病,much too fat,过度肥胖,What these illnesses are?,Listen to the whole dialogue carefully.Write down the main idea of the dialogue.,Wang,Peng,is doing research to find out how an unbalanced diet can affect your health,so you need to eat a balanced diet if you are to stay healthy.,Scurvy,R,ickets,Obesity,too much rice,noodles and sugar,Not enough vitamin C,Not enough protein and vitamin D,Listen again and join the names of the illnesses to their causes.,Owner of restaurant,Problems with food offered,What food is needed,Wang,Peng,YongHui,too much fat,and energy-giving food,more,fruit and vegetables,Too much fruit and too many vegetables,More meat,fish,cheese and eggs as well as rice and noodles,What suggestions you would give them?,HOW AN UNBALANCED DIET CAN AFFECT YOUR HEALTH,Wang Peng went to the library,where he happened to meet an expert on diets.He asked him for help.,WP=Wang peng E=Expert,Listening text,WP:,Hello.Can you help me,please?I want to find out more about balanced diets.,E:,Of course.A balanced diet needs energy food like rice and noodles,body-building food like fish and meat for protein and fat,and protective food like fruit and vegetables for,fibre,and vitamins.,WP:,Yes.but does it matter how much rice,noodles and sugar l eat?,E:,Yes.If you eat too much,you may become obese.This means you are too fat and it may lead to other illnesses.However,if you dont eat enough rice,noodles or sugar,youll get tired easily.,WP:,l see.Ill be careful about that.Does it matter how much fish,meat or cheese I eat?,E:,Too much can also make you fat,but if you dont eat enough,your bones wont grow strong.A long time ago,children who didnt eat enough vitamin D and body-building food,didnt grow straight legs.They got an illness called rickets.,WP:,Oh dear!Do people still have the problem?,E:,Sometimes.,WP:,Then what about fruit and vegetables?How much should I eat?,E:,You ought to eat about five big spoonfuls of different fruit and vegetables every day.,WP:,Really?I didnt know that.,E:,Yes.In the 18th century