浙江省衢州市仲尼中学高一英语《 Unit 2 Healthy eating GrammarⅠ》教案

Unit 2 Healthy eatingGrammar1.教材分析（Analysis of teaching material）This teaching period mainly deals with the grammar:learn the use of ought to and review the use of may ,might ,will,would,can ,could,shall,should and must.Ss often feel modal verbs abstract and difficult,so it is necessary to make the lesson interesting and connect it with their daily life in order to let it easy to accept and understand.The teacher can ask the Ss to read the text Come and Eat Here(1) carefully and learn the words and grammar from it.summarize the use of ought to and let Ss make it clear how each modal verb is being used in the situation.2.学情分析（Analysis of the students）Ss will most probably be confused when learning this grammar. Because they even cannot get clear the first kind of Modal verbs. But they must learn it well.3.教学目标(Teaching aims)知识目标(Knowledge aims)Get Ss to know more about modal verbs.Let Ss learn the use of ought to .能力目标(Ability aims)Enable the Ss to use Modal verbs correctly and properly according to the text .情感目标（Emotional aimsGet the Ss to become interested in grammar learningDevelop the Ss spirits of cooperation and teamworks4.教学重点和难点（Teaching important points and difficult points）Teaching important points:Review and consolidate the use of can ,could ,may ,might ,will,would ,shall, should ,must ,cantLet Ss learn the use of ought toTeaching difficult points:How to use ought to correctly.5.教学过程(Teaching procedures)Step 1 Revision1. Check the homework exercises.2. Dictate some new words and expressions.3. Read the passage Come and Eat Here again to find words and expressions that mean the same.shouldOught to run away after doing something wrongGet away with Something to make you thin by eating it Slimming foodsWish to know about something curiosityGet rid of somethingThrow awayParts of plants that help food move quickly through the body FibreChanging food into something the body can use digestionProper amount of different kinds of food needed for good healthBalanced dietStep 2 leading-in by revisionTranslate the following sentences and explain how each of these modal verbs is being used in the situations.1.He could hardly support his family before he found the new job.2.Where could/can the boy now ?3.May/might I come in ?4.You must hurry up or you will be late.5.Whatever you want ,you shall have .6.We should read english aloud every morning7.He would/used to sit there for hours ,doing nothing at all.Step 3 Grammar learning1. reading and discoveringLet the Ss pick out the sentences using modal verbs and translate them into Chinese.Eg:Then by lunchtime they would all be sold. (Possibility)By now his restaurant ought to be full of people. (Possibility)What could have happened? (Possibility)Nothing could be better. (Possibility)Something terrible must have happened if (Guessing)Ill help you lose weight(Intention)He could not believe his eyes. （Ability）Perhaps he should go to the library and find out. (Duty)He could have Yong Hui getting away with telling people lies! (Intention)He had better do some research! (Duty)Even though her customers might get thin after eating Yong Huis food(Possibility)They would become tired very quickly. (Intention)he could win his customers back. (Ability)2. summing up :the use of ought toOught to 的用法Ought to 无人称和时态的变化。Ought to 可以表示义务，要求，劝告。常解释为应该或应当等。和should差不多，只是语气稍重些。有时可表示非常可能的意思。否定式为ought not to (oughtnt to ),疑问式为ought I/you .to.?1. 表示“责任和义务”Such things ought not to be allowed ,ought they ?这类事情不应该被准许，是吗？Ought he to go ?-yes ,he ought to2. 表示“适当，合适或应该”Coffee ought to be drunk while it is hot.There ought to be more buses during g the rush hours.3. 表示可能性Harry ought to win the race.4. 表示劝告和建议I think you ought to eat more body-building food.5. 表示推测，按理说应该It ought to have rained last night.6. 和should一样，后面可以与完成时连用，翻译成过去本应该做而未做和过去本不应该做却做了You ought to have asked him earlier.你本应该早点去问他。You oughtnt to have told her the news.你本不应该告诉她这个消息。Have to /dont have to /mustnt的用法1. have to 表示客观上的必要性，意为不得不。其疑问句和否定句有助动词do构成。2. Have to的否定式dont have to表示没有义务和没有必要做某事。意为不必，常可以回答must 开头的疑问句。Must 的否定式mustnt 表示禁止，不许。Need/neednt的用法1. need 表示需要，必要既可作情态动词也可作实义动词。用作情态动词后跟动词原形，没有人称和数的变化，通常用在否定句和疑问句中。翻译：我需要马上做这件事情吗？时间很多，你不必要这么快就离开。2. 用作实义动词，有动词的各种形式的变化，可用于各种句型。构成疑问句和否定句要借助于do/does.主语+need（s）+to do主语时物+need（s）+doing /to be done.翻译：这个房子需要修理下。3. neednt have done 表示本来不必要做却做了翻译：你本来没必要告诉我这个分数。4.否定need为mustnt 否定must为neednt/dont have toStep 4 Grammar practiceDialogue 1:A. I cannot do without it. B. You should go and look for it. C. Perhaps you can ring it D. But you must. E. should have taken more care of it. F. I cant remember whereS1: Have you got my mobile phone? I need it now.S2: Im sorry Ive lost it. I put it down somewhere and 1_.S1: What! You 2_. You know it cost me a lot of money and3 _. And you promised youd return it.S2: Ive said Im sorry.S1: You have to do more about than that. 4_. Where did you go?S2: Well, I went to the shops in that large shopping center downtown. I had it when I bought my new trainers.S1: You ought to have taken more care. What you need to do now is to go back to every shop you went into and ask them if theyve seen it.S2: Oh, no! Im really tired.S1:5 _. I need that phone.S2: 6 _and see if anyone answers. Then well know where to go and collect it.S1: OK. Lets try that.6.板书设计：（Blackboard Design）情态动词的主要特征Ought to 的用法Ought to 无人称和时态的变化。Ought to 可以表示义务，要求，劝告。常解释为应该或应当等。和should差不多，只是语气稍重些。有时可表示非常可能的意思。否定式为ought not to (oughtnt to ),疑问式为ought I/youHave to /dont have to /mustnt的用法have to 表示客观上的必要性，意为不得不。其疑问句和否定句有助动词do构成。Have to的否定式dont have to表示没有义务和没有必要做某事。意为不必，常可以回答must 开头的疑问句。Must 的否定式mustnt 表示禁止，不许。Need/neednt的用法need 表示需要，必要既可作情态动词也可作实义动词。用作情态动词后跟动词原形，没有人称和数的变化，通常用在否定句和疑问句中。4. 用作实义动词，有动词的各种形式的变化，可用于各种句型。构成疑问句和否定句要借助于do/does.主语+need（s）+to do主语时物+need（s）+doing /to be done.4.否定need为mustnt 否定must为neednt/dont have to7.问题研讨(Problem study):课堂提问Ask the Ss to turn back to page 10 to read through the passage COME AND EAT HERE .let the pick out the sentences using modal verbs and translate them into Chinese.作业语法练习A类作业1. Hows your tour around the North Lake? Is it beautiful?It _ be, but it is now heavily polluted.A. will B. would C. should D. must2. Guess what! I have got A for my term paper.Great! You _ read widely and put a lot of work into it.A. Must B. shouldC. must have D. should have3. The teacher _have thought Johnson was worth it or she wouldnt have wasted time on him, I suppose.A. should B. can C. would D. must4. In crowded places like airports and railway stations,you_ take care of your luggage.A. can B. may C. must D. will5. My MP4 player isnt in my bag. Where I have put it?A.can B.must C.should D.would6. The biggest problem for most plants, which _ just get up and run away when threatened, is that animals like to eat themA. shant B. cant C. neednt D. mustnt7. She looks very happy. She _ have passed the exam.I guess so. Its not difficult after all.A. Should B. Could C. must D. might8. Where is my dictionary? I remember I put it here yesterday.You it in the wrong place.A.must put B.should have put C.might put D.might have put9. As a result of the serious flood, two-thirds of the buildings in the area .A.need rcpairing B.needs to repair C.needs repairing D.need to repair10. I told your friend how to get to the hotel, but perhaps I have driven her ther.A.couldB.must C.night D.shouldB类作业11. The boss has given everyone a special holiday, so we go to work tomorrow.AcantBmustnt CneedntDshouldnt12. 一What does the sign over there read?一“No person _ smoke or carry a lighted cigarette，cigar or pipe in this areaAwill Bmay Cshall D. must13. My cats really fat.You _ have given her so much food. A. wouldnt B. couldnt C. shouldnt D. mustnt14. What do you think we can do for our aged parents?You _ do anything except to be with them and be yourself.A. dont have to B. oughtnt to C. mustnt D. cant15. Turn off the TV, Jack. _ your homework now?Mum, just ten more minutes, please.A.Should you be doing B. Shouldnt you be doing C. Couldnt you be doing D. Will you be doing16. Liza _ well not want to go on the trip - she hates traveling.A. will B. can C. must D. may17. When I was young, I was told that I _ play with matchesA. wouldnt B. neednt C. mustnt D. darent18.)According to the air traffic rules, you _ switch off your mobile phone before boarding.A. may B. can C. would D. should19. She _ have left school, for her bike is still here. (08天津卷)A. cant B. wouldnt C. shouldnt D. neednt20. -I cant find my purse anywhere. -You have lost it while shopping.A. may B. can C. should D. wouldC类作业21. Peter _ be really difficult at times even though hes a nice person in general.A. shall B. should C. canD. must22、Thank you for all your hard work last week. I dont think we _ it without youA. can manageB. could have man