高中英語人教新課標(biāo)必修三Unit2Healthy eating教案

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1、Un Unit2 Healthy eating it Period one Warming up Teaching aim: To appreciate what a balanced diet is. Teaching procedures: Step 1. Lead in Hello, everyone! Today we are going to talk about an interesting topic---Health Eating. Before our beginning, please write down what you each think about

2、 making a healthy meal, whether you eat a healthy diet, and whether you know that the food you eat helps you grow in different ways. As you’re ready, compare your idea with your partner. And then, we’ll invite some pairs of you to give us your ideas. Classify food according to their functions and f

3、ill in the form. Foods to give energy Foods to grow bones and muscle (body-building foods) Foods that give fiber for digestion and health (protective food) Fast energy food Slow energy food rice noodles bread …… butter ……. meat eggs milk ……. all vegetables all fruit ……. Step

4、2. Discussion Ask Ss to work the following questions out in groups and let them become familiar with the contents of each one. Questions: 1. Why do you think the food is divided into different groups? 2. How does this information help you make a healthy meal? Step 3. Analysing Now, please desi

5、gn a meal which they enjoy. And then analyse your meal according to the categories of food set out in the textbook. 1. Is their meal balanced? 2. Does it include food from each of the three categories? What (if anything) is missing? Step 4. To examine the answers. The first three questions are a

6、ll persons. But the forth question is not. (What will happen to you if you don’t eat a balanced diet?) Suggested answers: if you eat too much energy-giving foods 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

7、 necessarily healthier; if you eat too much protective foods for every meal you may lack energy. However without protective food(over a long period of time) you can get serious illnesses like scurvy(lack of vitamin C) or rickets(lack of vitamin D); if you don’t eat enough food of any of the three ki

8、nds you may get anorexia(too thin). Step 5. Homework: Write down more you know about diet. Period two Reading Teaching aims: 1. Enable Ss to become more aware of the difficulties associated with prepared foods. 2. Help Ss know the harms of unbalanced diets. Teaching procedures: Step 1. Pre-r

9、eading 1. Discuss in groups Work out what nutrition they have Which food contains more…? Examples of foods Answer sugar chocolate or grapes cakes or bananas fat cream or rice chocolate or chicken fibre peas or nuts Pork or cabbage protein potato crisps or ham eggs or cream

10、 2. Thinking 1) What do you think should go into a good meal? 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. Answers: 1) A good meal should contain some food from each of the three categories above.

11、 2) Sample dialogue: S1: Now our favourite dishes in my hometown involve noodles. What abut you? S2: Well, I like noodles too, so let’s use that for the energy-giving part of our dinner. S1: What do you like to eat with noodles? S2: My favourite sauces are spicy ones. So let’s suggest noodles

12、with spicy tofu. That’s very healthy and contains some of the body-building food too. Now we just need to include the protective food. S1: Yes, you’re right. Now what about vegetables? They’re protective food and I think beans are nice with some sour and spicy sliced potato. S2: Sounds fun to me.

13、Let’s write it down… 3. Predicting Look at the title of the reading passage and the pictures. Predict what the passage is about. Step 2. Reading 1. Language points 1) Wang Peng sat in his empty restaurant feeling very frustrated. 王鵬坐在他那空蕩蕩的餐館里，感到很沮喪。 feeling very frustrated是-ing形式短語作伴隨狀語。 He

14、 placed two tables together spreading all the papers out on them. 他把兩張桌子擺在一起，把卷子鋪放在上面。 Pretending to look frightened, I backed towards the door. 我裝出害怕的樣子，退到門口。 2) By now his restaurant ought to be full of people. 到了這個時候，他的餐館本該賓客盈門的。 ought to應(yīng)該；應(yīng)當(dāng) There is one thing I ought to discuss with you be

15、fore we start. 我們開始前還有一件事我要和你談。 Something ought to be done about the waste. 得想辦法處理這些垃圾了。 be full of 充滿 He was full of curiosity. 他的心里充滿了好奇。 The house was full of heavy smoke and shouting. 房子里充滿了濃煙和喊叫聲。 3) “Nothing could be better,” he thought. 他想：“再沒有比這些更好吃的了?！? 比較級的否定形式，實際上表示的是最高級的含義。 “Did yo

16、u sleep well last night?” “Never better, like a rock.” “你昨夜睡得怎樣？”“從未這么好過，睡得很死。” Nobody loved money better than he did. 沒人比他更受財。 I think nothing is more pleasant than traveling. 我想沒有什么比旅館更令人愉快。 4) Suddenly he saw his friend Li Chang hurrying by. 突然間，他看到自己的朋友李昌匆匆走過。 see, hear, notice, watch, feel等

17、動詞后面的賓語補(bǔ)足語可以是不帶to的動詞原形，也可以是-ing形式，但兩者的含義不完全相同，前者著重敘述事實的經(jīng)過，后者著重偶然覺察到的一個正在進(jìn)行的動作。 I saw him put everything in his bag and go out. 我看見他把所有的東西都裝進(jìn)了口袋，走了出去。 I saw him putting something in the bag. 我看見他正向口袋里裝東西。 I watched her step off the sidewalk, cross the road, and disappear into the post office. 我看著她

18、走下人行道，穿過馬路，進(jìn)了郵局。 When I glanced out of the window I saw Daisy crossing the road. 我目光轉(zhuǎn)向窗外，看見戴西正在過馬路。 5) Tired of all that fat? Want to lose weight? 肥膩的東西吃厭了吧？想變瘦嗎？ 這是省略的句子，完整的句子應(yīng)當(dāng)是：Are you tired of all that fat? Do you want to lose weight? 因此朗讀時應(yīng)注意用升調(diào)。 be tired of 對。。。。。。厭倦。 I am tired of the sa

19、me food every day. Cant we have something different? 天天吃同樣的食品讓人厭倦，難道我們不能換些花樣嗎？ He has got tired of living abroad. He is considering going back to China. 他厭倦了國外的生活正在考慮回到中國去。 6）Wang Peng was amazed at this and especially at the prices. 五鵬對此感到吃驚，特別是對它們的價格。 be amazed at 對。。。。。。感到驚訝；驚愕 Everybody was

20、amazed at his design. 大家都對他的設(shè)計感到驚訝。 You would be amazed at how difficult is was. 要知道這是多么困難，你會大為詫異的。 7) He could not have Yong Hui getting away with telling people lies! 他可不能讓雍慧哄騙人們后跑掉。 have somebody doing something 讓某人做某事；讓某情況發(fā)生 Our success in the Athens Olympics has me wondering whether we can

21、win even more medals next time. 我們在雅典奧運(yùn)會上的成功讓我真想知道下一屆我們能否贏得更多的獎牌。 get away with (做了某事)而不受懲罰，攜帶。。。。。。跑掉 For that serious accident, he got away with only a fine. 那么嚴(yán)重的事故，他繳了罰款就完事了。 They got away with damaging the car. 他們損壞了汽車卻逃之夭夭。 2. Listening to the tape Have the following questions read the te

22、xt silently and identify questions they have about the content and meaning. The questions will help them have a good understanding of the text. The two restaurants supplied the healthy diet. The reason why Yong Hui’s restaurant was so popular with customers. Wang Pengwei found out why he had

23、lost his customers and decided to win them back. Now please listen to the recording of the text. Pay attention to the pronunciation of each word and the pauses within each sentence. 3. Scanning Next you are to read and underline all the useful expressions or collocations in the passage. Copy the

24、m to your notebook after class as homework. Get the main idea of the text. The main idea of: Para 1: Wang Peng’s menu and the popularity of his restaurant Para 2: Finding Yong Hui’s restaurant Para 3: Yong Hui’s restaurant and menu Para 4: Wang Peng’s research Step 3. Comprehending False Tru

25、e 1. Read the passage carefully and think about these statements. Tick the correct boxes. Give reasons for your answers. 1) Usually Wang Peng’s restaurant was full of people. 2) Yong Hui could make people thin in two weeks by giving them a good diet. 3) Wang Peng’s regular custome

26、rs often became fat. 4) Yong Hui’s menu gave customers more energy-giving food. 5) Wang Peng’s menu gave customers more protective food. 6) Wang Peng decided to compete with Yong Hui by copying her menu. 2. In your own words explain the following sentences or parts of sentences ta

27、ken from the passage. 1) Something terrible must have happened if Li Chang was not coming to eat in his restaurant as he always did. 2) He could not have Yong Hui getting away with telling people lies! 3) Perhaps with a discount and a new sigh he could win his customers back. 3. Read the Warming

28、 up and the passage again and write out your answers. 1) The weakness of the diet in Wang Peng’s restaurant was that it did not give__________ 2) The strength of the diet in Wang Peng’s restaurant was that it provided______________ 3) The weakness of the diet in Yong Hui’s restaurant was that it

29、did not give____________ 4) The strength of the diet in Yong Hui’s restaurant was that it provided________________ 4. The passage can be divided into 3 parts. Give the main idea in each part and then retell the story in your own words. 5. Discuss these questions in pairs. Write down your main poi

30、nts and compare them with those of another pair. 1) What do you think Wang Peng will provide to win his customers back? 2) How do you think the story will end? 6. Many different kinds of cooking are mentioned in the passage. Make a list of them and find out what cooking skills they describe. Ans

31、wers: 1. 1—6 TFTFFF 2. 1) Li Chang always came to his restaurant so if he did not, it meant that something seious 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, perha

32、ps his customers would return. 3. 1) enough protective food 2) plenty of energy-giving food 3) enough energy-giving food 4) plenty of protective food 4. 1) Wang Peng is worried because his restaurant is not as full as it usually is. 2) He follows his friend to a newly opened restaurant which is

33、very popular. 3) Worried, he does some research to win his customers back. Suggested summary of the story: Wang Peng is worried because his customers are not coming to his restaurant as they usually did. He follows his friend to a newly opened restaurant which offers to make people thin in two we

34、eks. Worried, he does some research and tries to win his customers back. 5. 1) 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 thos have too much fat or sugar. 2) Wang Peng will los

35、e his restaurant. Yong Hui will come to his restaurant and become very angry with him. Yong Hui’s customers will become so tired they will return to Wang Peng’s restaurant. 6. Kind of cooking What skill it describes 1 barbecue Cook food on a metal frame over a fire, usually outdoors 2 roas

36、t Cook something in an oven of 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 Step 4. Homework: 1. Go over what we’ve learn and finish the exercises in workbook. 2. Tr

37、y to retell the text. Period three Grammar should 和ought to 1. should和ought to表示責(zé)任、建議或勸告，翻譯為“應(yīng)該”，后者語氣強(qiáng)一些，可用于各種人稱。 You should listen to the doctor’s advice if you want to recover soon. Such things ought not to be allowed. 2. should接動詞的完成式，是一種譴責(zé)，表示過去應(yīng)該做而沒有做或過去做了而不應(yīng)該做?！　? I missed the class.

38、I should have come earlier. I shouldn’t have made such a foolish mistake. 3. 表示要求，命令時，語氣由 should（應(yīng)該）、had better最好）、must（必須）漸強(qiáng)。 have to和must 1. 兩詞都是必須的意思，have to 表示客觀的需要， must 表示說話人主觀上的看法，既主觀上的必要。 My brother was very ill, so I had to call the doctor in the middle of the night.　(客觀上需要做這件事) He s

39、aid that they must work hard.（主觀上要做這件事） 2. have to有人稱、數(shù)、時態(tài)的變化，而must只有一種形式。但must 可用于間接引語中表示過去的必要或義務(wù)。 He had to look after his sister yesterday. 3. 在否定結(jié)構(gòu)中： dont have to　 表示“不必”; mustnt　表示“禁止” You dont have to tell him about it. You mustnt tell him about it.　　　 need和have to 1. need表示需要，主要用于否定句

40、和疑問句。用于疑問句，肯定回答用must，否定回答用needn’t have to表示他人或客觀情況要求"必須"，也可以翻譯為"不得不"，have to否定形式意思是"不一定"或"沒有必要"。 You needn’t come if you don’t want to. I don’t think you need be so polite to her. You don’t have to work so hard if you just want to pass Band 4. Because of the heavy rain, the children have had

41、 to get up earlier than usual this week. 2. need后面接動詞的完成式，主要用于否定句，表示本可不必做某事。 “needn’t　+不定式完成式”表示“本來不必做，但實際做了”。 注：didn’t need to do表示： 過去不必做某事, 事實上也沒做。 Needn’t have done表示： 過去不必做某事, 但事實上做了。 John went to the station with the car to meet Mary, so she didn’t need to walk back home. John went

42、to the station with the car to meet Mary, so she needn’t have walked back home. There was plenty of time. She __________. A. mustn’t have hurried B. couldn’t have hurried　　 C. must not hurry D. needn’t have hurried 答案D。needn’t have done. 意為"本不必"，即已經(jīng)做了某事，而時實際上不必要。 Mustn’t have done 用法不正確，

43、對過去發(fā)生的事情進(jìn)行否定性推斷應(yīng)為couldn’t have done, "不可能已經(jīng)"。 must not do 不可以（用于一般現(xiàn)在時）。 Period four Learning about language Step 1. Revision 1. Check the students’ homework. 2. Ask some students to retell the text. Step 2. Discovering useful words and expressions. 1. Find words and expressions from the text

44、that mean the same. 1) ___________________something that you say is not true 2) ___________________not to be punished for something 3) ___________________uncooked 4) ___________________the strong wish to know about something 5) ___________________someone who buys things or services from a shop,

45、 company, etc 6) ___________________a particular quality that gives someone or something an advantage 2. Fill in the blanks with words from the left box and paraphrase the italicized parts using the phrases from the right box. lose weight lose heart lose interest lose face balanced die

46、t raw slim ought to energetic Julie wanted to become thinner. She knew she (1)_________ eat more vegetables and fruit but little meat. However, as she was so afraid of being laughed at by her friends, she did not consult a doctor but lived on a (2)_________ of rice, (3)_________ veget

47、ables, bananas and lemons. Three weeks later, she found she weighed as much as ever. She felt so sad and hopeless about herself and her behaviour changed. She didn’t dare to face her boyfriend and she was unwilling to visit her friends any more. Luckily, her best friend Fred came to see her and enco

48、uraged her to exercise, eat a (4)_________ diet and enjoy life again. Soon Julie became amazingly (5)_________ and (6)_________! She felt very happy. 3. Do the underlined letters in each group have the same pronunciation? Tick the odd one out. Then check if the words in each group refer to the same

49、 kind of food. Cross out the odd one and give your reasons. 1) peach cream pear bean 2) butter nut sugar mutton 3) bacon ham cabbage lamb 4) lemon eggplant strawberry watermelon 4. In pares make up a dialogue about food you like or dislike, using the expressions, below and as many

50、food words as you know. fried chichen smoked chicken roast duck barbecued mutton lemon beef sweet and sour fish steamed fish creamed potatoes fried eggplant cucumber salad boiled eggs stir-fried mushrooms My favourite food/fruit/meat is… I’m fond of… I don’t often eat… I really hate

51、… I can’t stand… … make me gain/lose weight Answers: 1. 1) lie 2) get away with 3) raw 4) curiosity 5) customer 6) benefit 2. 1) ought to 2) diet 3) raw 4) balanced 5) energetic 6) slim become thinner---lose weight; being laugher at by her friends---losing face; felt so sad and hopeless ab

52、out herself---lost heart; was unwilling to visit any more---lost interest in visiting 3. 1)√pear; cream(fat and all the others are fruit)2)√sugar; mutton(meat and all the others are energy-giving food)3)√bacon;cabbage(vegetable and all the others are meat)4)√strawberry;eggplant(vegetable and all th

53、e others are fruit) 4. S1: What’s your favourite food? I’m really fond of roast duck. S2: My favourite food is roast mutton and cold vinegar fish. S1: What do you hate? S2: I really hate spicy food. It upsets my stomach and makes me feel ill. S1: I’m so sorry to hear that! I can’t stand boiled

54、eggs myself. S2: Really! I love them. If you eat boiled eggs with smoked chicken and cucumber salad, they taste delicious. S1: I don’t often eat chicken although I know it has low fat and you won’t gain weight. S2: Are you worried about gaining weight too? That’s why I’ve stopped eating fried foo

55、d. It’s really sad because I love fried eggplant with fried chicken. S1: Never mind. It’ll be worth it when you’re elegant and thin! S2: I hope so. Step 3. Discovering useful structures Modal verbs to mean “permission” have not been used here. They are very easy to practice. Encourage Ss to make

56、 up some sentences of their own using modal verbs. Step 4. Practice. 1. Underline the sentences containing modal verbs in the reading passage and use the function words below to explain the meaning of the modal verbs. Intention Duty Permission possibility Guessing Ability 2. Choos

57、e suitable modal verbs below to complete the following dialogues. There may be more than one possibility. ought/oughtn’t to should/ shouldn’t mustn’t needn’t (don’t)have to will can/can’t 1) Sam: How can I grow thinner, Mum? Mum: Well, you ______ eat food with plenty of fibre that help

58、s 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 _

59、______ do you good! 2) Doctor: You are sick because you’ve 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 you’ve sure they are not poisonous. Lucy: Thank you, doctor. I

60、’ll be more careful next time. 3) Charles: I wish I could see things clearly in the dark. Tom: Eating carrots ________ help you see better. You ______ eat some every day. 3. Now work in pairs. One of you asks a question. The other answers it. Then swap over. Remember to use modal verbs in your an

61、swer. Answers: 2. 1) have to; should; shouldn’t needn’t; don’t have to/needn’t/shouldn’t; will 2) have to; mustn’t 3) ought to; should 3. 1) I have to take the book to the librarian’s desk. Then I need to give her my card so she can register the book on her computer. I have to return the book b

62、efore the date stamped on the cover. 2) 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 dentist’s surgery. It will be more thoughtful for him/her if I can do this. 3) First, I ought to arrive in

63、good time at the airport. Second, I must write the name of the person I don’t know on a name board and display it so everyone can see it. Finally, I have to wait until the plane has arrived and all the people from that flight have appeared. If I still have not seen him/her I should go to the informa

64、tion centre and ask them to make an announcement. 4) To get a discount in a shop I need to find out the original price. Then it is important to laugh and wonder aloud if this price is a joke or not. Finally I should offer a lower price and argue with the salesperson until they offer me a more reaso

65、nable price. If the price is sill too high I don’t have accept it. I can always walk away. Sometimes if the salesperson is keen to make a sale he/she will offer me a more reasonable price. 5) When you meet the hostess in your friend’s home you ought to greet her politely. You should spend a few min

66、utes talking to her. For example you can thank her for inviting you but you don’t need to compliment her on her dress or her house. However you ought not to speak to her too long as she will be busy and have many people to greet. At the end of the party you must thank her for a lovely evening. Step 5. Homework: 1. Review the rules of word formation and the meanings of modal verbs. 2. Finish the Using Structures on Page 50. Period five Using language Teaching aims: 1. To famil