1、Writing a formal letterSkills building 1:changing or correcting a textcalled“Chinese whisper”a gameYou will be divided into several groups of ten.The first student will whisper a sentence to the second student and then the second to the third until the sentence is passed to the last student in the g
2、roups.Only two minutes will be given to you.The last student in each group will report the information to the whole class.The groups coming up with the correct answer win.Try to find what mistakes each group has made and analyse what kind of mistakes they are.Here is the sentence:Mrs Smiths hens lai
3、d many eggs last year.Listen to the conversation and underline the places where you think mistakes might occur.Answers:1.8cm-18cm 2.per weekevery day 2.3.not划去4.45-year-old35-year-old5.threetwo 6.1418 7.5560 8.5%-85%9.185,00085,000 Step 1:confirming informationWhat does GM stand for?What is GM food?
4、Is it the same as natural food?Listening practice:Listen to the tape and do the exercises in Part A and Part B on P53.Answers:A:2.fatterfaster 3.keepdont help keep 4.more expensivecheaper 5.is anot 6.better thanthe same as 7.are givennot 8.cheapermore expensive 9.are keptnot 10.would not paydont min
5、d paying B.1.wrong 2.wrong 3.wrong 4.right Skills building 2:conducting a discussionWhat would you say if you want to know my opinions on this picture?If you have different opinions on the picture,what would you say?Please think of different ways to ask for opinions and introduce new ideas.Step 2:re
6、porting back to a science journalList the things about GM food.Group work:Tell what questions you may ask about each heading and add a sixth heading.Write down your questions and a possible heading in the form.Add more questions to the headings you suggest.1.Safety of GM foodDo you think it is safe
7、for people to have GM food?2.Possible side effectsAre there any side effects if people have GM food?3.Taste compared with normal foodDoes it taste the same as/nicer than natural food?4.CostDo you agree that GM food is more expensive than natural food?5.Need for government controlDo you think the gov
8、ernment should do something to ensure its safety?If so,what should be done?6.Popularity for buyersWill you or will you not but the GM food?Skills building 3:writing a formal lettera formal letteran addressa datethe receivers namejob title and address a formal greetinga formal ending the signatureI a
9、m writing to makeI urge you to seekUseful expressions:Step 3:writing a letter about GM foodSample:your address101 HighStreetthe date1 May,2005Mr Frank Brown receivers namePublic Relations Manager job titleSafeway Laboratories-receivers address305 Queens Drive LiverpoolDear Mr Brown,-formal greeting
10、I am writing to complainpractice immediately.Yours sincerely,-formal endingJim Davidson signature Jim Davidsonyour name1.costn.Uthe amount of money needed to buy,do or make something:For many parents,two salaries are essential to cover the cost of(=pay for)school fees.对于许多父母来说,两份薪水支付上学的费用是很基本的.plura
11、l nounthe cost of something:We need to cut our advertising costs.我们需要削减我们的广告费用.n.S or U something which is given,needed or lost in order to obtain a particular thing:He earned a lot of money but at the cost of his health.他挣了很多钱,却以牺牲了自己的健康为代价.v.T cost,costHow much does this book cost(=What is the pri
12、ce of this book)?这本书值多少钱?+two objectsThe trip will cost you$1000.这次旅行将会花费你1000美元.costly:adj.expensive:昂贵的a costly item2.look forward to:+ing form of v./n.She was looking forward to seeing the grandchildren again.她盼望着再次看到她的孙子孙女们.带to doing的常用结构1.动词+介词to+动名词(1)admit to doing sth承认做了某事(2)apply to doing
13、sth适用于做某事(3)object to doing sth反对做某事(4)see to doing sth负责做某事(5)stick to doing sth坚持做某事(6)take to doing sth喜欢上做某事，逐渐习惯做某事2.动词+宾语+介词to+动名词(1)apply oneself to doing sth专心致力于做某事(2)devote sth/oneself to doing sth把献给/献身于做某事(3)limit sth to doing sth把限制在做某事的范围内(4)reduce sb to doing sth使某人沦为做某事(5)give ones l
14、ife to doing sth献身于做某事(6)pay attention to doing sth注意做某事(7)set ones mind to doing sth决心做某事(8)addict oneself to doing 沉溺于做某事3.be+形容词+介词to+动名词be equal to doing sth能胜任做某事be used to doing sth习惯于做某事be opposed to doing sth反对做某事be reduced to doing sth使某人沦为做某事be devoted to doing sth献身、致力于做某事be limited to do
15、ing sth 把限制在做某事的范围内3.majority:n.1)S the larger number or part of something:2)C in an election,the difference in the number of votes between the winning person or group and the one that comes second:The majority of the employees have university degrees.大部分雇员有大学文凭.The Socialists won by a narrow/large
16、majority.社会主义者以大部获胜.4.conclude:v.1)I or T to end a speech,meeting or piece of writing:2)T to judge or decide something after some consideration:+that3)T to complete an official agreement or task,or arrange a business dealShe concluded the speech by reminding us of our responsibility.她通过使我们想起我们的责任结束了
17、演讲.The jury concluded from the evidence that the defendant was innocent.陪审团从证据得出结论这个被告是清白的.conclusion:n.相关短语：reach/come to /draw a conclusion 得出结论5.urge:v.I or T+to infinitive+thatLawyers will urge the parents to take further legal action.律师们将会催促这些父母采取进一步的行动.Investigators urged that safety procedure
18、s at the site should be improved.调查人员催促这个地方的安全措施应该被改进.NOTE:urge后的宾语从句中动词要用虚拟语气，即（should）+动词原形。其它类似的词有：suggest,advise,propose,ask,demand,require,request,insist,order等。6.seek:v.T sought,sought FORMAL 1)to try to find or get something,especially something which is not a physical object:2)to ask for adv
19、ice,help,approval,permission,etc:Are you actively seeking jobs?你在积极地寻找工作?吗Legal advice should be sought before you take any further action.在你采取进一步的行动前你应该寻求法律上的建议.v.I+to infinitive sought,sought FORMAL to try or attempt:They sought to reassure the public.他们试图使公众放心.7.practice:(1)n.U action rather than
20、 thought or ideas:(2)n.C or Usomething that is usually or regularly done,often as a habit,tradition or custom:(3)n.C or U when you do something regularly or repeatedly to improve your skill at doing it:I cant see how your plan is going to work in practice.我不能明白你的计划在实践中怎样运行.Its common practice in the
21、 States to tip the hairdresser.在美国给理发师消费是很普遍的.I need to get some more practice before I take my driving test.在我参加驾驶测试前我需要更多的练习.practise:v.I or T+ing form of verb 我每天练习说英语.I practise speaking English every day.相关短语或表达：Practice makes perfect.熟能生巧。put sth.into practice 把付诸于实践practise doing sth.in practice 在实践中out of practice疏于练习
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