高三英语公开课.doc

M7U2 Fit for lifeLearning aims: to master the important words, phrases and sentence structures in this unit.1. dull , sharp , beneficial, astonish, relate2. wear sb out , let out ,subscribe to , if soLearning methods: team work, multi-mediaPart 1 Preview Sheet一、词形变化 1. beneficial (adj.) (n.)_ (v.)_ 2. possess (vt.) (n.)_ 3. best-selling (adj.) (n.)_ 4. potential (adj.) (n.)_ 5. theory (n) (n.)_ 6. abnormal (adj.) (反)_ 7. astonish (vt.) (adj.)_ (adj.)_ (n.) _8. application (n.)(v.)_ (n. )_9. approval (n.) (v.)_ 10. addicted (adj.) (v.)_ (n.)_ (adj.)_ 11.phenomenon (n.) （pl.）_二、课文重点短语归纳 1. open up a cupboard 打开柜子2. prevent strokes预防中风3. increase the standard of peoples health 提高健康水平4. reduce the risk of heart attack降低心脏病发作的风险5. in contemporary society 在当代社会6. swell up 肿胀，膨胀7. in the form of 以形式8. have the potential to do有潜力可能做 realize/achieve ones potential 发挥某人的潜能9. in large quantities 大量地10. figure out 计算出，理解，弄明白11. by accident 偶然地，意外地12. increase the length of peoples lives 延长人的生命13. fade away 逐渐消退 14. be astonished at/by sth 对感到惊讶15.be/get/become addicted to 沉溺于16. relate to 涉及，与相关 be related to 与有关/联系 relate sth to sb 向某人讲述 in/with relation to 关于；涉及17. try out for 参加选拔（或试演） try for 试图获得，力争赢得 try on 试穿18. be beneficial to sth/sb19. be vital for/to sth 对极为重要20. take possession of 占有，拥有 sb be in possession of sb 某人占有某物 sth be in the possession of sb为某人所有21. wear (sth) out 穿破，用坏 be worn out （某人）精疲力竭；（某物）破烂不堪的22. mass unemployment/production 大批失业/批量生产23. it is likely that / sb be likely to do 可能24. manage to do成功地做25. subscribe to sth 同意；订阅7三、句型佳句欣赏1. Not only has aspirin proved vital for reducing fever and helping stop pain, but there are also other things that aspirin can help with.（背诵）仿写：不仅要给那些找工作的人提供帮助，而且也要医疗服务给那些需要的人。_2. There is evidence that acupuncture began during the Stone Age, when stone tools called bian were used to press areas of the body. （背诵）仿写：有证据表明这幅画能够追溯到明朝，当时许多画家绘制了大量的画作。_长难句分析1. Nearly 3,500 years ago, people chewed on leaves or drank a kind of tea made from leaves possessing a special chemical to reduce body pains and fever. 将近3500年前，人们咀嚼一种含有特殊物质的树叶或饮用由这种树叶制成的茶，以减轻身体疼痛或退烧。分析：_2. It was in 1897 that a European chemist called Dr Felix Hoffmann produced aspirin form this.1897年一位叫菲利克斯霍夫曼的医生从这种化学物质中生产出了阿司匹林。分析：_3. The first trials of this medicine took place in 1899, when the company Hoffmann worked for began distributing the medicine in powder form to physicians to use with patient.对此药进行的首批试验发生在1899年，当时霍夫曼供的公司开始将这种药以药末形式分发给医师，在病人身上使用。分析：_4. It astonished him to see the bacteria surrounding the mould dead, which meant that the mould had killed them. 令他十分惊讶的是，他发现这种霉菌周围的细菌都死了，这意味着这种霉菌杀死了他们。分析：_5. If penicillin had not been available, many people would have died from sickness or even small wound. 如果没有青霉素，很多人会死于疾病，甚至很小的伤口。分析：_Part 2 Activity sheetActivity one: Contest of Preview SheetActivity two: ConsolidationPart one：Fill in the blanks with proper words in the wordlist, changing the form if necessary.1. Nearly 3,500 years ago, people chewed on leaves or drank a kind of tea made from leaves p_ a special chemical to reduce body pains and fever.2. It is v _ that every piece of equipment be checked before the experiment.3. Although she has singing p_, she needs more special training.4. If the idea of giving up TV for a week is horrifying, you may be a_ to the television.5. “Ouch!” cried the boy, feeling a s_ pain when a pin stuck into his finger.6. All the members of the committee gave their _(赞同)to the plan.Part two: Complete the passage with the phrases given in the box below.be beneficial to open up be vital for be likely to do manage to do increase the length of life figure out subscribe to（1）_ any medicine cupboard or going to any medicine counter, you (2)_ find aspirin and penicillin。Aspirin was invented in 1897. Not only has it proved (3)_ reducing fever and helping stop pain, but it has also helped reduce the risk of heart attacks, strokes and some cancers. And in 2003, a Chinese doctor, Dr Yuan Minsheng, found aspirin could help people with diabetes, thus (4)_.Another drug that has proved effective in increasing the standard of living is penicillin discovered by Alexander Fleming in 1928 by accident. With the help of two other scientists, Howard Florey and Ernst Chain, in 1940 he (5)_to make and test the drug in large quantities. Since they were invented, both drugs have saved millions of peoples lives and have proved (6)_ mankind.Activity three : Language focus 1. beneficial adj. 【教材原句】Both of these medicines have saved millions of peoples lives and have proved beneficial to mankind since they were invented.这两种药已经拯救了数百万人的性命而且自从他们被发明以来已经被证明对人类是有益的。be beneficial to sth./sb. be of benefit to sth./sb. _benefit from/by _for the benefit of _【即时巩固】Translate the following sentence in different ways:新规定将使所有相关人员受益。_=_=_=_2. sharp adj.【教材原句】For example, the needle looking like a sword has been replaced by a sharp knife that doctors use in operations.例如，看着像一把剑的针已被医生手术中用的锋利刀具所取代。【即时巩固】Read the following sentences and guess the different meanings of sharp:The team also expects a sharp increase in the sale of tickets, jerseys and merchandise. _Jim got a small stab in his hand when he grabbed a sharp corner of his toy. _She studied the young man with her sharp bright eyes. _She has got a sharp tongue, which makes everyone around him uncomfortable. _3. let out 【教材原句】They let out oxygen which is needed by nearly every organism on the planet.他们释放出星球上几乎所有生物体所需的氧气。【即时巩固】Read the following sentences and guess the different meanings of let out:The person who let out the secret is the one who is to blame. _Seeing the terrible scene, she let out a sudden scream. _The waist in the pants needs to be let out. _Would you let the dog out please？ _【联想归纳】Can you think of other phrases about “let”?_4. subscribe to 【教材原句】A lot of people now subscribe to these theories.现在有很多人认同这些理论。【即时巩固】Read the following sentences and guess the different meanings of subscribe to:If you subscribe to the newspaper, youll benefit a lot from it. _No one but mad people would subscribe to such views. _【联想归纳】List some other phrases or structures to express “subscribe to”._5. wear sb out 【教材原句】Youll wear yourself out if you carry on working like that.你要是继续这样拼命工作，身体会吃不消的。wear (sth.) out 穿破；用坏be worn out (某人)精疲力竭；(物)破烂不堪的【即时巩固】Complete the following sentences:If you climb a lot, _.如果你经常攀爬，鞋就容易穿破。_ after working for scores of hours.工作了十几个小时后，我累的筋疲力尽。【联想归纳】List some other phrases or structures to express “sb be worn out”._6. Have you ever seen a doctor? If so, what happened?你曾经看过医生吗？如果看过的话，发生了什么事？【联想归纳】Read the following sentences and guess the meanings of the underlined phrases:There are few, if any, mistakes in this book. _If necessary, call me for help when you are in trouble. _Get up early tomorrow. If not, you will miss the first bus. _He may not be at home then. If so, leave him a note. _She seldom, if ever, goes shopping with her sister. _【即时巩固】Translate the following sentences: 听起来，车的发动机出毛病了。如果这样的话，我们最好立刻把它送到汽修厂。It sounds like something is wrong with the cars engine. _, _ the garage immediately.如果有错，请改一下。_，_. Part 3 Consolidation Sheet一、单项填空1. The teacher told us that she would _ the theory and play us some classical music before the next test. A. try on B. try for C. try out D. turn out2. Each member country WTO must _ its laws and regulations and compete on the principle of fairness and cooperation.A. submit to B. cater to C. correspond to D. relate to3. I havent decided which magazine to _. Could you recommend some popular ones ?A. depend on B. subscribe to C. account for D. submit to4. _ snacks and drinks, but they also brought cards for entertainment when they had a picnic in the forest. A. Not only they bought B. Not only did they bring C. Not only brought they D. Not only they did bring5. My coat was _ so I had to buy a new one. A. put out B. tried out C. taken out D. worn out6. Mr. Smith, I seem to have caught a fever and feel sleepy. _, youd better see a doctor as soon as possible. A. If not B. If so C. If any D. If ever7. It was very _ of you to have noticed that. It is only a very small faults. A. wise B. helpful C. sharp D. bright 8. When you develop a throat infection or catch a cold the glands(腺) in the neck _. A. get up B. make up C. pick up D. swell up 9. The problem with video games is that they are addictive. Once you are _ to them, you just cant stop playing. A. absorbed B. admitted C. addicted D. attached 10. As the years passed, the shadow that the terrible earthquake had cast on his young mind _. Everything returned to normal. A. faded away B. ran away C. turned away D. gave away 二、句型转换1. Reading English aloud in the morning will be beneficial to your advances in study.= Reading English aloud in the morning will _ _ _ to your advances in study.