学人教版必修三Unit 2 Healthy EatingPeriod2 Language points教案（7页word版）.docx

2019学年度人教版必修三unit 2 healthy eatingperiod2 language pointsthe 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.difficult points: enable the 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 longimportant points: how to get them to understand the usages of the new words and expressions, as well as those long sentence patterns well.step 1 revisioncheck the homework exercises.ask some students to talk about the problems with a diet, a balance diet, and nutrition.step 2 reading and findingget the students to read the warming up, pre- reading, reading and comprehending and underline all the useful words and expressions: 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, balanced, diet, ought to, lose weight, get away with, tell a lie, win.backget them to write down and learn by heart.step 3 practice the useful words and expressionsturn to page 12. first ask them to go through the exercises in discovering useful words and expressions with students and make them know what to do. and then check the exercises after they have finished them.1. lie something that you say is not true2. get away with not to be punished for something3. raw uncooked4 curiosity the strong wish to know about something5 customer someone who buys things or services from a shop, company, etc.6 benefit a particular quality that gives someone or something an advantage step 4 studying important language points1. diet; sort of food that is usually eaten by somebody.to be / go / put sb. on a diettoo rich a diet is not good for you.he began his diet a week ago.people who are on a diet mustnt have chocolate.the doctor has dieted the patient strictly.no sugar in my coffee, please. i am dieting.the doctor has ordered me a special diet.we must have food to eat and clothes to wear.the sick man must not go without food, but he must have a diet without sugar. 2. balance: keep or put sth. in a state of balance; steadinessthe children couldnt keep his balance on his new bike.he lost his balance and fell over.how long can you balance on your foot?in a balance命运未定, 在危急中, 不稳定, off balance不稳, on balance总地来说3. wang peng sat in his empty restaurant feeling very frustrated. 分词短语在句子中做伴随状语she said on the chair reading a newspaper.pretending to look frightened, i backed towards the door.walking in the street, she met her old friend.seeing nobody at home, she decided to eat outside.the child fell, striking his head against the ground.it is frustrating to have to wait so long. 4. ought to: should / ought to have done sth.she ought to study hard to get a high mark.you ought to have come yesterday.5. be full of: be filled withhe was full of curiosity.the house on fire was full of heavy smoke and shouting.6. he thought of his mutton, beef and bacon cooked in the hottest, finest oil. 过去分词短语作后置定语, 表示被动, 相当于定语从句.the flowers picked by him are very beautiful.7. nothing could be better. 比较级的否定形式,实际上表示最高级含义.i have never seen a better film.nobody loved money better than he did.i think nothing is more pleasant than traveling.8. suddenly he saw his friend li chang hurrying by. see. hear, notice, watch, feel等动词后的宾语补助语用不带to 的不定式,还可以是现在分词.i saw him put everything into his bag.i watched her step off the sidewalk, cross the road, and disappear into the post office.when i glanced out of the window, i saw daisy crossing the road.9. something terrible must have happened if li chang was not coming to eat in his restaurant as he always did.as he always did是方式状语从句if li chang was not coming to eat in his restaurant as he always did条件状语从句10. be / get tired of 对.感到厌倦11. be amazed at 对感到惊讶everybody was amazed at his design.12. have sb. doing sth.表示允许或容忍某事发生,多用于否定句,特别是在will not, can not 之后get away with doing sth. steal sth. and escape with it偷携某物潜逃get away with sth.tell a lie / tell lies说谎i wont have you getting away with cheating in the exam.the robbers robbed the bank and got away with a lot of money.he was so lucky to get away with a fine for such a serious mistake.13. win . back赢回; 重新获得they were determined to win the seat back from labour.step 5 using words, expressions and patternsdo the exercises in the words and expressions on page 49-50.step 6 homeworkfinish off the workbook exercises.learn the new words and expressions by heart.the third period: grammarthe teaching period mainly deals with the grammar: learn the use of ought to and review the use of can, could, may, might, will, would, shall, should, must, cant. difficult points: enable them to learn how to use ought to correctly. important points: get the students to review and consolidate the use of can, could, may, might, will, would, shall, should, must, cant knowledge aims: get them to know more about modal verbs.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.alternative words and expressionswords and expressions from the textshouldought torun away after doing sth. wrongget away withsth. to make you thinslimming foodwish to about sth.curiosityget rid of sth.throw awayparts of plant that help food move fiberchange food into sth. the body can use digestionproper amount of different kinds of food needed for good healthbalanced dietstep 2 leading-in by revision translate following sentences into english.1. he could hardly support his family before he found the new job.2. where could the boy be now?3. may / might i come in?4. you may / might catch sight of the sunrise from here when you get up before 5 in the morning.5. you must hurry up or you will be late.6. whatever you want, you shall have.7. we should read english aloud every morning.8. he would sit there for hours, doing nothing at all.step 3 grammar learning1. read and discover. read the passage come and eat here(1) to pick out the sentences using modal verbs. and then use the function words below to explain the meaning of the modal verbs ( possibility, duty, intention, permission, guessing, ability ) 1). by lunch time they would all be sold. (possibility)2). by now his restaurant ought to be full of people. (possibility)3). what could have happened? (possibility)4). nothing could be better. (possibility)5). something terrible must have happened if li chang was not coming to eat in his restaurant as he always did. (guessing)6). he could not believe his eyes. (intention)7). perhaps she should go to the library and find out. (duty)8). he had better do some research. (duty)9). they would become tired very quickly. (possibility)10). perhaps with a discount and a new sign he could win his customers back. (ability)2. summing up: the use of ought to1). 表示“义务和责任”such things ought not to be allowed, ought they?-ought he to go?-yes. he ought to.2). 表示“适当或应该”coffee ought to be drunk while it is hot.there ought to be more buses during the rush hours.3). 表示“可能性”harry ought to win this race.4). 表示“劝告或建议”i think you ought to eat more body-building food.he said i ought to do this job.5). 表示推测，“想必一定”， 其后跟不定式的一般式、进行式、或完成式，以表示对现在、现在进行或过去情况的推测.she has had working experience before. she ought to be fit for the job.marry ought to be doing her homework in her room, for it is 9 oclock now.6). 表示“责备或后悔”she ought not to have told him the bad news, which had a bad effect on his examination.you ought to have done these exercises because you were required to do during your holidays.step 4 grammar practiceturn to page 13 and ask students to do exercise 2 in discovering useful structures.turn to page 50 and ask students to do exercise1 and 2.step 5 asking and answeringask some of them to make a dialogue in which modal verbs are used by according to the following situations:the things you do1). when you borrow books from the library.2). when your teeth ache.3). if you need to meet someone you do not know at all.4). if you want to get a discount in a shop.5). when you meet the hostess in your friends home. step 6 a quiz1). -whats the matter with you?-oh, i am not feeling well in the stomach. i -so much fish just now.a. shouldnt eat b. mustnt eat c. oughtnt to have eaten d. mustnt have eaten2). -mum, i climbed to get the teddy bear from the top of the shelf.-my goodness! you- yourself. you - do that again. a. must have hurt; mustnt b. should have hurt; cantc. may have hurt; mustnt d. might have hurt; wont be able to3). the train was ten minutes late, so i - have run all the way from my house to the station. a. couldnt b. shouldnt c. neednt d. mustnt4). you - worry about the old man. he - well already. a. didnt have to; gets b. neednt; may get c. mustnt; got d. neednt; may have gotten5). -shall i tell john about it?-no, you - , for i have told him already. a. neent b. wouldnt c. mustnt d. shouldnt6). you cough heavily all day. i think you really _ give up smoking. a. can b. may c. ought to d. would7). if you earn more than 3500 yuan every month, you will _ pay tax in china. a. have to b. may c. ought to d. need8). -may i take this magazine out of the library? -no, you _. you can read it here. a. dont have to b. mustnt c. neednt d. wont9). -what color of dress do you want, miss? black or white? -well, it _ be a particular color. the design is the most important. a. c