必修三Unit 2 Healthy eating Period 2 Learning about language Important language points

Unit 2Healthy eatingPeriod 2Learning about language: Important language points整體設計教材分析This is the second teaching period of this unit. The teacher can first check students homework and offer chances for students to review what they learned during the first period.The emphasis of this period will be placed on the important new words, expressions and sentence patterns in the parts Warming Up, Pre-reading, Reading and Comprehending. In order to make students understand these important points thoroughly, we can first get students to understand their meanings in the context, then give some explanations about them, later offer some practices to make students master their usages. Some new words and expressions, such as diet, balance, consult, limit, benefit, combine, ought to, get away with, before long and so on are very useful and important. So are the sentence patterns “Wang Peng sat in his empty restaurant feeling very frustrated. ” and “He could not have Yong Hui getting away with telling people lies! ” We ought to pay more attention to them.At the end of the class, the teacher can make students do more exercises for consolidation. In doing so, they can learn, grasp and use these important language points well.教學重點1. Enable students to grasp the usages of such important new words and expressions as diet, balance, consult, limit, benefit, combine, ought to, get away with, before long, etc.2. Get students to master the patterns “Wang Peng sat in his empty restaurant feeling very frustrated. ” and “He could not have Yong Hui getting away with telling people lies! ”教學難點1. Let students learn the usage of the expression “ought to”.2. Enable students to learn the sentence pattern “He could not have Yong Hui getting away with telling people lies! ”3. Get students to understand some difficult and long sentences.三維目標知識目標1. Get students to learn and grasp the important useful new words and expressions in this part: 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, balanced diet, ought to, lose weight, get away with, tell a lie, win. . . back2. Let students learn the following important useful sentence patterns:1)Wang Peng sat in his empty restaurant feeling very frustrated. (present participle used as adverbial)2)By now his restaurant ought to be full of people. (ought to)3)Nothing could be better. (comparative degree used in negative)4)Something terrible must have happened if Li Chang was not coming to eat in his restaurant as he always did. (must have done)5)He could not have Yong Hui getting away with telling people lies! (cant/couldnt have sb. doing. . . )能力目標1. Get students to use some useful new words and expressions correctly.2. Enable students to make sentences after the useful sentence patterns.情感目標1. Stimulate students interest in learning English.2. Develop students spirit of cooperation and teamwork.教學過程設計方案(一)Step 1 Revision1. Check the homework exercises.2. Ask some students to talk about problems with diet, balanced diet and nutrition.Step 2 Reading and findingGet students to read through Warming Up, Pre-reading, Reading and Comprehending to underline all the new words and useful expressions or collocations in these parts.Collocations: have to, a healthy diet, in different ways, energy-giving food, body-building food, protective food, a balanced diet, sit in his empty restaurant, feel very frustrated, a very strange morning, prepare his menu, by lunchtime, by now, ought to, be full of, be made of, Nothing could be better. , hurry by, follow sb. into. . . , lose weight, be fit, be amazed at, more than, a good meal, get away with, had better, do some research, too much, even though, energy-giving food, feel more hopeful, win. . . back, be onRead them aloud and copy them down in the exercise book after class.Step 3 Practice for useful words and expressions1. Turn to Page 12. Go through the exercises in Discovering useful words and expressions with students and make sure they know what to do.2. Give them several minutes to finish the exercises. They first do them individually, then discuss and check them with their partner.3. Check the answers with the whole class and explain the problems they meet where necessary.Step 4 Studying important language points1. Everybody has to eat, but do you eat a healthy diet?每個人都得吃東西, 不過你的飲食健康嗎？ diet1)n. sort of food that is usually eaten(by a person, community, etc. )（某人、共同生活的人等）通常吃的食物; 日常飲食limited variety or amount of food that a person is allowed to eat限定的食物種類或數量; 限定食譜Too rich a diet is not good for you.吃太多油膩的食物對你身體不好。to be/go/put sb. on a diet節(jié)食; 限定某人的食物He began his diet a week ago.他在一星期前開始節(jié)食。People who are on a diet mustnt have chocolate.正在節(jié)食的人不能吃巧克力。2)vt. & vi. (be allowed to)eat only some foods or a little food, esp. to lose weight節(jié)食The doctor has dieted the patient strictly.醫(yī)生嚴格規(guī)定病人的飲食。No sugar in my coffee, please; Im dieting.請不要給我的咖啡放糖, 我在節(jié)食?！颈嫖觥縟iet & fooddiet指的是日常飲食或限定的食物, 尤指維持健康的定量或定質的食物, 通常為可數名詞; food是一般用語, 凡能吃能喝的具有營養(yǎng)的東西都可稱為food, 通常為不可數名詞, 但涉及食物的種類時可用作可數名詞。Fill in the blanks with diet or food.(1)The doctor has ordered me a special _.醫(yī)生給我安排了特殊的飲食。(2)We must have _ to eat and clothes to wear.我們必須有東西吃, 有衣服穿。(3)The sick man must not go without _, but he must have a _ without sugar.這個病人不吃東西不行, 但不能吃含糖的東西。Suggested answers: (1)diet(2)food(3)food; diet2. What will happen to you if you dont eat a balanced diet?要是你不平衡飲食, 會發(fā)生什么呢？balance1)n. instrument used for weighing天平; 秤even distribution; steadiness平衡; 平穩(wěn)The child couldnt keep his balance on his new bicycle.孩子騎在他的新自行車上不能保持平衡。He lost his balance and fell over.他失去平衡, 跌倒了。The growth of the new political party upset the balance of power.新政黨的壯大打破了力量的均勢。2)vt. & vi. keep or put sth. in a state of balance保持平衡How long can you balance on one foot?你能單腳站立多久？You have to balance the advantages of living downtown against the disadvantages.你必須權衡住在市中心的利弊。Try to balance your diet by eating more fruit and less protein.多吃些水果, 少攝入些蛋白質, 使飲食均衡合理。3)balanced adj. keeping or showing a balance（通常作定語）保持平衡的; 顯示平衡的a balanced diet均衡飲食a balanced state of mind內心的平衡【拓展】in the balance（命運）未定, 在危急中; 不確定Though her life was in the balance, she thought only of the safety of her fellows.盡管她生命危急, 但她一心只想著她伙伴們的安全。off balance不穩(wěn)on balance總的來說Their suggestion has, on balance, proved practicable.總的說來, 他們的建議已被證明是可行的。3. 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是現在分詞短語, 在句子中作狀語, 表示伴隨情況。例如:She sat on the chair reading a newspaper.她坐在椅子上, 在讀報。Pretending to look frightened, I backed towards the door.我裝出害怕的樣子, 退到門口。另外, 現在分詞短語作狀語, 還可表示時間、原因、結果等。例如:Walking in the street, she met her old friend.她走在街上的時候, 遇到一位老朋友。（表時間）Seeing no body at home, she decided to eat outside.她看到家里沒人, 決定出去吃。（表原因）The child fell, striking his head against the ground.孩子跌倒了, 頭撞在地板上。（表結果）【拓展】frustrating令人沮喪的Its frustrating to have to wait so long.等待這么長時間真讓人心煩。4. 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=should1)to show a moral duty （表示一種道義上的責任）應該; 應當She ought to look after her child better. 她應該把孩子照顧得更好。You ought to study hard to get a high mark.你應該刻苦學習, 以取得好的成績。2)ought to have done 表示本應該, 而卻沒有You ought to have come yesterday.你本應該昨天來的。You ought not to have stayed with her.你本來不應該和她在一起的。be full of=be filled with充滿He was full of curiosity.他的心里充滿了好奇。The house on fire was full of heavy smoke and shouting.著火的房子里充滿了濃煙和喊叫聲。5. He thought of his mutton, beef and bacon cooked in the hottest, finest oil.他想起了他用滾燙的精制油烹制的羊肉（串）、牛排和熏咸肉。cooked in the hottest, finest oil是過去分詞短語, 作后置定語, 表被動, 相當于定語從句which were cooked in the hottest, finest oil。例如:The flowers picked by him are very beautiful.他摘的鮮花非常漂亮。6. Nothing could be better.再沒有比這些更好（吃）的了。這句話相當于“All his food could be the best. ”。比較級的否定形式, 實際上表示的是最高級的含義。例如:I have never seen a better film.我從沒看過更好的電影。Nobody loved money better than he did.沒有人比他更愛財。I think nothing is more pleasant than traveling.我想沒有什么比旅行更令人愉快的了。7. Suddenly he saw his friend Li Chang hurrying by.突然, 他看到自己的朋友李昌匆匆走過。see, hear, notice, watch, feel等動詞后面的賓語補足語可以是不帶to的動詞不定式, 也可以是現在分詞, 但兩者的含義不完全相同, 前者著重敘述事實的經過, 后者著重強調偶然察覺到的一個正在進行的動作。例如:I saw him put everything in his bag and go out.我看見他把所有的東西都裝進了口袋, 走了出去。I saw him putting something in his bag.我看見他正向口袋里裝東西。Complete the sentences with the right forms of the verbs given.1)I watched her _(step)off the sidewalk, _(cross)the road, and _(disappear)into the post office.我看著她走下人行道, 穿過馬路, 進了郵局。2)When I glanced out of the window I saw Daisy _(cross)the road.我目光轉向窗外, 瞥見戴西正在過馬路。Suggested answers: 1)step; cross; disappear2)crossing8. Something terrible must have happened if Li Chang was not coming to eat in his restaurant as he always did.要是李昌不像往常那樣來他的餐館吃飯, 那問題就嚴重了。這是一個復合句, 含有兩個從句。if Li Chang was not coming to eat in his restaurant as he always did是條件狀語從句, as he always did是方式狀語從句。情態(tài)動詞must在此處表示推測, 意為“想必”“一定”。must表示推測時, 僅用于肯定句中。當后接不定式的完成式時, 表示對過去情況的推測。例如:He must have gone home.他肯定已經回家了。He must have gone swimming yesterday.他昨天一定去游泳了。 9. Tired of all that fat? Want to lose weight?肥膩的東西吃厭了吧？想減肥嗎？這是省略的句子, 完整的句子應該是: Are you tired of all that fat? Do you want to lose weight? 所以朗讀時應用升調。be/get tired of對厭倦Im tired of the same food every day.我厭倦了天天吃同樣的食品。He has got tired of living abroad.他厭倦了國外的生活。lose weight體重減輕; 減肥Mary is dieting to lose weight.為了減肥, 瑪麗正在節(jié)食?！就卣埂縫ut on/again weight增加體重10. Wang Peng was amazed at this and especially at the prices.王鵬對此感到吃驚, 特別是對它們的價格。be amazed at對感到驚訝/驚愕You would be amazed at how difficult it was.要是知道有多么困難, 你會大為詫異的。Everybody was amazed at his design.大家都對他的設計感到驚訝。11. He could not have Yong Hui getting away with telling people lies!他可不能讓詠慧哄騙人們后跑掉。have sb. doing sth. : allow or tolerate(sth. )表示允許或容忍某事發(fā)生, 多用于否定句中, 特別是用在will not, cannot等之后。Mr. Zhang wont have his daughter arriving home after 12 oclock.張先生不容許他女兒12點后回家。I wont have you saying so!我不容許你這樣說。get away with doing sth. : not be punished for sth. （做了某事）而不受懲罰I wont have you getting away with cheating in the exam.我不能容忍你考試作弊而不受懲罰。get away with sth. : steal sth. and escape with it偷攜某物潛逃receive(a relatively light)受到（較輕的處罰）The robbers robbed the bank and got away with a lot of money.這些強盜搶了銀行, 攜巨款潛逃。He was so lucky to get away with a fine for such a serious mistake.他犯了如此嚴重的錯誤, 僥幸只交了罰款了事。tell a lie/tell lies說謊He is always telling lies.他這個人老是撒謊。12. Perhaps with a discount and a new sign he could win his customers back.或許打折的方法和新的招牌能夠幫他贏回顧客。win. . . back贏回; 重新獲得They were determined to win the seat back from Labor.他們決心從工黨手里重新奪得這個議席。Step 5 Using words, expressions and patternsDo Exercises in Using words and expressions on Pages 49-50.The following procedures may be followed:1. Go through the exercises with students and make sure they know what to do.2. Several minutes for students to finish them individually, and then discuss and check them with their partner.3. Check the answers with the whole class.4. If time permits, explain the problems students meet where necessary.Step 6 Homework1. Finish off the Workbook exercises.2. Learn the new words and expressions by heart.設計方案(二)Step 1 Revision1. Check the homework exercises.2. Ask some students to dictate some useful new words and expressions. Step 2 Vocabulary study1. Let students review the new words and expressions in Warming up, Pre-reading, Reading and Comprehending and give time to students to ask their own questions.2. Ask students to learn some new words using the word formation.3. Explain some new key words and expressions.Step 3 Practice for useful words and expressionsLet students do the following exercises and check the answers after most of them finish.1. Find words and expressions that mean the same to fill in the blanks.1)_ something that you say is not true2)_ not to be punished for something3)_ uncooked4)_ the strong wish to know about something5)_ someone who buys things or services from a shop, company, etc.6)_ a particular quality that gives someone or something an advantage2. Fill in the blanks with words from the left box and paraphrase the italicized parts using the phrases from the right box.balanceddietrawslimought to energeticlose weightlose heart lose interestlose faceJulie wanted to become thinner. She knew she _ 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 _ of rice, _ vegetables, bananas and lemons. Three weeks later, she found she weighed as much as ever. She felt so sad and hopeless about herself and her behavior changed. She didnt 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 encouraged her to exercise, eat a _ diet and enjoy life again. Soon Julie became amazingly _ and _! She felt very happy.Step 4 Sentence focusAsk students to read through the Warming Up and Reading again to find out the difficult sentences they cant understand and give time to students to ask their own questions. Explain them to the class.Step 5 Workbook exercises for consolidationAsk students to do the exercises in Using words and expressions on Pages 49-50 to consolidate what they have learned in this period.Step 6 Homework1. Learn the new words and expressions by heart.2. Finish off the Workbook exercises.3. Do Exercise 2 on Page 49 and Exercise 4 on Page 50 in the exercise book.板書設計Unit 2Healthy eatingLearning about language: Important language pointsImportant vocabularySentence patternsdiet, 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, balanced diet, ought to, lose weight, get away with, tell a lie, win. . . back1. Wang Peng sat in his empty restaurant feeling very frustrated. 2. By now his restaurant ought to be full of people.3. Nothing could be better.4. Something terrible must have happened if Li Chang was not coming to eat in his restaurant as he always did.5. He could not have Yong Hui getting away with telling people lies!活動與探究Read the following words related to food and drink. Look up the ones you are not familiar with in the dictionary. Add as many words as you can. Divide them into groups in any way you like. Share the results with your partners.sugarradisheggplantbarbecuegrapecarrotgarlicspicypeachkebabboilnoodlemushroomshrimpbreadmuttonplumbaconmilkfrycolasaltymelonspaghetticabbageturnipmangocheesecoffeebeefvinegarricecrispycucumbermustardcreampepperlemonjuicecrabpeateacornroasttastelesspineapplesourmineral waterbean curd(tofu)wine8