北师大版高一必修三教案：Unit 9 Wheels period 5.docx

period5 reading (ii)teaching goals 教学目标1. target language语言目标a. words and phraseshighway, construction, pavement, crossroads, amount, physical, motor, figure, engine, per, centigrade, addicted, admit, occupy, somehow, whichever, suit, carbon monoxide, go up, on average, stressed out, be addicted to, so what, around the corner, get stuck in, take actionb. key sentences it takes/ took sb. some time to do sth. but anger and stress are nothing compared to the real costs of the motor car. and regular exercise cuts the risk of heart disease by 50%!do whichever of these things that suit you.ive got to pick up my daughter from school at four oclock.2. ability goals能力目标help students learn to pick out the information and structure of the text and fully understand the text.3. learning ability goals学能目标 students will learn how to broaden their knowledge of car culture.teaching important points教学重点enable students to develop the abilities to analyze and solve problems.teaching difficult points教学难点help the students to predict and summarize points.teaching methods教学方法team-work learning, activity-based learning, co-operative learning.teaching aids教具准备multi-media.teaching procedures & ways教学过程与方式step i revision activity one: check homeworkt: morning / afternoon, boys and girls. last class we learned something about solar cars and we are all waiting more will come into being. first, lets go to activity 5 vocabulary on page 83.let students speak out their answers and complete the story. ask whether they have found another problem also appears.ss: the problem is that if there is not any sunlight, the solar car will not start.t: every coin has two sides, advantages and disadvantages. we will have a further discussion later.activity two: consolidationt: lets go through activity 1 3 orally to make a solid foundation of present perfect and present perfect continuous.the ss give their answers one by one. t: the differences between present perfect and present perfect continuous are as follows:present perfectpresent perfect continuousfor achievementsfor finished actions.for activities that are still going on now.for a repeated action.for a prolonged activity.for an activity that has some consequences in the present.activity three: make up sentencest: id like to see whether you have written headlines using the two tenses.the students shared their headlines and sentences.sa: rock singer dies. a rock singer has died.sb: the fourth one is thieves have been stealing bicycles in amsterdam.sc: the fifth one is fewer teenagers have failed exams.sd: number six is our country has been getting richer every year.se: the next is more families have bought a second car.sf: the last one is manchester united have become champions again.t: good. how about yours?s1: our school wins football match. our school has won a football match.s2: snow falls for a week. snow has been falling for a week.s3: scientists clone sheep. scientists have cloned sheep.s4: shoes sold out. shoes have been sold out.step lead-in activity one: brainstormt: please look at the title: car culture. what is it concerned about?s5: i guess it is related to the names of cars, the style of cars, lifestyle, advantages and disadvantages, etc.t: does your family have a car? if so, what kind of car is it?s6: my family has got a toyota. it is white.t: how often do you travel in it?s6: my parents often use it for work, but i seldom travel in it. and i often go to school by bike.t: what car would you like to have? why?s7: if i could choose, id like to have a solar car which is fast, deep and energy-saving.step iii pre-readingactivity one: predict the textt: before reading the text, lets go through the meanings of the traffic words in activity 2.the students may refer to their dictionaries. and then show the words and meanings on the screen.accident - n.cevent that happens unexpectedly and causes damage, injury, etc.事故；意外；横祸air pollution - n. making the air become dirty or impure, esp. by adding harmful or unpleasant substances 空气污染carbon monoxide- n. poisonous gas formed when carbon burns incompletely, present eg in the exhaust fames of petrol engines. 一氧化碳（碳燃烧不完全时散发的有毒气体，也存在于发动机产生的废气中。）highway n. ( esp.) main public road. 公路；交通要道construction works n. operations involving building or repairing roads, bridges, etc.建筑工程speed limit n. greatest speed allowed or possible 最大时速限制pavement n. ( british english ) ( us sidewalk) path with a paved surface at the side of a road for people to walk on. 人行道traffic jam n. situation in which vehicles cannot move freely and traffic comes to a standstill. 交通阻塞crossroads n. ( singular ) place where two roads meet and cross. 十字路口e.g. we came to a crossroads. 我们来到一个十字路口。词组: at a / the crossroads 在十字路口。比喻（人生，经历等）处于关键时期activity two: predict the structuret: look at the title of this text, what does “the road to destruction” imply?let students discuss in pairs for several minutes.sa: the author may warn us to realize more and more cars have brought about not only advantages, but also disadvantages.sb: the author may then tell us how cars cause destruction not only to the construction, but peoples spirits as well.sc: it implies cars can benefit people and can also make people crazy or frustrated esp. in a traffic jam.t: you all did good jobs in the prediction. activity three: predict the purpose of the writer t: what may be the purpose for the writer to write the text? now scan the text.sa: this passage first tells us some events about traffic jams and accidents. then it offers some figures to indicate the bad results caused by cars. next it tells us some excuses that people insist on owning cars. finally through the voice of a lady, the author helps us find better solutions. sb: so i think the author wants us to realize the serious situation we are faced with.step reading activity one: learn the strategies of completing notes t: as you know, reading is one of the important ways to input while learning a language. reading can be improved though many strategies, such as scanning, skimming, recognizing key words, looking for topic sentences, predicting , etc. however, about this text, what strategies do we need?ss: because the text is full of figures, numbers and events, it is better for us to make notes.t: right. the way of making notes is called extracting method. you can take out important data while reading according to the question required. it helps make the original puzzling data or information clear and, esp. fit for texts with complex data.let the ss read the reading strategies and finish activity 3 by making notestraffic in britaininformationdatanumber of cars25 millionincrease in the last ten yearshas gone up by 30%amount of tv advertisingnearly a quartershort car journeysover 25% of car journeys are under two mileschemicals produced by cars99% of all carbon monoxidehealth effects of air pollution25,000 deaths per year( some types of cancer are related to it)number of road deathsover 3,000 people die every yearadvantages of buses over carscan carry more people a t a time; can relax, read a book, talk to someone or meet the loveadvantages of sharing a carshare journeys with someone else; much cheaper and kinder to the environmentadvantages of physical exercisesave money; keep fit; live longer; cut the risk of heart disease by 50%ways of making streets safertalk to neighbours about it; write to the papers; go to the city government; ask for a speed limit; ask for a pedestrian areat: wonderful.activity two: answer the questionst: now please skim the text and get ready for questions in activity 4.let the ss read the passage and look for clues.questions:1. what are a10, the m11 and the m25?2. what effect does traffic have on people?3. why do people make excuses?4. what does jenny trowe think about car advertisements on tv?5. how does she think we should change our lifestyles?answers:1. they are the numbers of roads.2. traffic has great effects on people. first, traffic jam again and again makes people stressed out, tired and angry. second, car accidents make thousands of people lose their lives every year. third, air pollution caused by cars can cause 25,000 deaths per year. in addition, some types of cancer are related to traffic pollution. last, traffic is one of the major causes of global warming and climate change.3. people make excuses because they are so addicted to their cars that they wont give up the convenience cars have brought to them. 4. she thinks they are not true. the ads are just trying every means to please the audience and persuade them to buy cars. in reality, things are not the same as the ads have showed.5. she gives us some advice as follows to change our lifestyles. first, use legs more which can help save money, keep fit, live longer and cut the risk of heart disease by 50%. second, try to use public transport. third, avoid unnecessary journeys made by cars. fourth, try to share a car with someone, which is cheaper and kinder to the environment. fifth, dont believe ads blindly! last, take action somehow and be concerned about public affairs.activity three: learn the use of words t: as you know, in english some words often go together to form common expressions which can have more meanings. let students work in pairs to discuss how to match the words in activity 6 on page 43.1+ e to make an excuse 2+ i around the corner 3 + g to go up by 20%4 + f to get stuck in a traffic jam 5 + j heavy traffic 6 + c a short journey7 + d to keep fit 8 + b to have a conversation 9 + h public transport10 + a to take twenty minutesactivity four: explanationt: there are many useful words and phrases. can you pick them out?let students read the passage again carefully and underline the difficult words and structure.1. get stuck in be caught in e.g. last sunday, when drove back to our hometown, we got stuck in heavy snow and it took us one hour to get out of it2. compare vi.& vt. can be followed by with and to. e.g. compared to / with many women, she was indeed very fortunate. shakespear compared the world to a stage. 3. be addicted to relying one.g. nowadays many young men are addicted to net chatting or games. 4. on (an / the) average e.g. on average, one out of five students can be admitted to university. on average, american kids aged 3 to 12 spent 29 hours a week in school.5. cut the risk of heart disease reduce the chance of having heart attackstep v post-reading activity one: summarizet: the author speaks with complaints about traffic jams and accidents, and then offers some figures about increases in the number of cars and also deaths. at last, the author mentions advice by jenny trowe, who tells us how to keep balance between using cars and giving up cars. whats the writers attitude to cars? can you tell me?let students go through statements in activity 5 and make the right judgment.1. he thinks they have more disadvantages than advantages.2. he knows what he should do, but uses his car because it is convenient.3. he thinks it would be easy for us to use our cars less.key: 3. it best summarizes the writers attitude to cars.activity two: speakingt: the text is related to cars, which in fact brings about more to talk about. activity 7 is intended for solving problems of our daily life by discussing.let students ask questions and answer them in pairs and students are required to extend their topics.questions:1. how do you come to school?2. do you ever get stuck in traffic jams?3. when you do, how do you feel?dialogue:sa: tom, how do you come to school?sb: it depends. usually i ride my bike to school. sometimes if my fathers car is free, i may choose to drive a car.sa: do you ever get stuck in traffic jams?sb: of course! actually i get stuck in traffic jams almost every time i choose to drive a car!sa: really? when it happens, how do you feel?sb: i feel stressed out, tired and angry when i am waiting and waiting. more often than not, im worried about my being late so much that i determine not to drive a car any more!sa: oh, thats why you come to school by bike mostly, i guess.sb: yes, absolutely.activity three: comparing culturest: now traffic problems have appeared every corner of the world. each country has its own way to take action. lets discuss these questions in groups and then you are supposed to give a report of this topic in dialogue.let students discuss the questions for a few minutes and ask the students for their reports.questions:1. are the traffic problems in your city better, worse or the same as those in britain?2. are there a lot of advertisements for cars on tv in your city?3. what has the government done or what should it do to help with traffic problems?dialogue:sa: from the text we know the traffic problems in britain are very serious. how about the problems in our city? are they better, worse or the same?sb: i think the situation is worse because our city has a larger population and many more vehicles are running on the roads.sc: maybe thats because peoples living standard has greatly improved and more and more people can afford to buy private cars.sd: you are right. cars surely bring us a world of convenience for its fast speed and high efficiency. now people can almost gain access to every corner of our city by car.sb: what you said sounds fantastic. however, cant you see the bad influence cars have on our life? every year, more and more people suffer from air pollution and some types of cancers caused by traffic pollution. besides, accidents happen almost every day.sc: yes, i agree. it reminds me of a terrible accident i once witnessed on my way to school. on a summer morning, a beautiful and lovely school girl was hit by a car all of a sudden and died shortly afterwards. what a terrible and bloody scene! a fresh life disappeared in a flash!sb: its really a tragedy!sa: oh, the topic is too serious. now lets talk about something r