Task (6).ppt

1、,Task,Writing a formal letter about GM food,UNIT3,What is GM Food?,GM food stands for genetically modified food (or GE food). It can be defined as altering (改变)the genetic make-up（天性 ）of a living organism（生物体 ） by using a particular method to transfer（转移 ） one or more genes from one organism to anot

2、her. Through this process ,the quality, the nutrient （营养的 ）value, the apparance ,and the resistance against pest of the plant will increase.,GM technology,Genetically modified food,e,More information about GM food,The tast of things of come,The age of GM food has arrived. Now you can take your medic

3、ine in an apple, eat only fish to get all the nutrition（营养 ） that you need and eat as much chocolate as you like without getting fat. This new generation of food has a longer shelf life（保质期 ）, and is cheaper and not as easily affected by disease. GM farmers are producing so much extra food that they

4、 can donate a lot to hungry people around the world. This is one revolution（革命 ） that is sure to taste food.,GM food takes first victim,Concerns over the safety of GM food are increasing after the pet mouse of a teenager in Manchester died after eating biscuits . The biscuits were made with GM produ

5、cts. Scientists admit that few tests have been performed on GM food. The very genes that make crops resistant to （对.有抵抗）pests and disease could be harmful to animals. So far ,research has been limited to increasing production profits, rather than ensuring safty. GM food could therefore be dangerous

6、to animals or even people. The lesson from this story is clear: until GM food can be proved safe ,eat natural products,Find out the reasons why people are pro -GM food or anti-GM food.,1. It is nutritious.,2. It has a longer shelf life.,3. Its cheaper.,4. its not as easily affected by disease.,5. GM

7、 farmers are producing so much extra food,1. A mouse died after eating GM biscuits.,2. Scientists admit that few tests have been performed on GM food, its unsafe.,Until GM food can be proved safe ,eat natural products,conclusion,write a formal letter,While-writing,You are wang Jun and live at 301 Zh

8、ong Shan Road Nan Jing. please write a letter to the head office Manager of a supermarket , Mr. Smith ,to tell him something about the discussion between you and your classmates,and then to state your opinion on GM food. Today is October 28th, 2010. The supermarket is located in 504Queen Street ,Lon

9、don You should mention : The pros and cons of GM food 2.Your opinions about GM food 3.What do you think the supermarket should do,point 1 A formal letter usually includes: your address the date receivers name, job title and address formal greeting formal ending your name and signature,签名,101 High St

10、reet,Mr Frank Brown,London,1 May , 2005,Public Relations Manager,Safeway Laboratories,305 Queens Drive,Liverpool,Dear Mr Brown,Im writing to complain about your plans . So we can end this immoral practice immediately.,Yours sincerely,Jim Davidson,Jim Davidson,your address,the date,receivers name,job

11、 title,receivers address,formal greeting,formal ending signature your name,Point 2 How to express ones opinions The beginning of the letter 1.Recently we have had a heated discussion on whether we should do sth. or not. Opinions are divided on the question. 2.Im writing to tell you about the discuss

12、ion (weve had recently )on whether we should do sth or not. Our opinions mainly fall into two groups. 3.The students of our class have had a discussion about whether Our attitudes towards are different,The end of the letter:,1.In my opinion/view/my eyes/As far as I am concerned /on a personal note,

13、I agree to the idea that 2.In a word/In short/In brief/Generally speaking/Personally /Personally speaking/On the whole, it is up to sb. to decide what they should do . 3.To conclude, Im in favor of (赞同，支持) 4. I think we should do sth,5. I suggest/advise doing sth. 6. suggest/advise that we (should)d

14、o sth. 7.As for me, I side with/against the supporters of 8.But in my opinion, you must consider it on all sides and then make a right choice.,Be for sth.,1. 50%of the students are for the idea of/ the idea that ./They state the following arguments. 2. 35 percent of the students are in favor of the

15、idea of/ the idea that 3. 40 percent of us support /approve of the idea of ./the idea that 4. They support doing sth, arguing that 5. Some people have argued that 6. They think that it is right to do sth. 7. They agree to the idea /view/opinion of doing sth./the idea/view/opinion that 8. Some of the

16、 students ,including myself, hold the idea/view/opinion that 9. They argue for sth./doing sth.,Be against sth.,1. 5% of the students are strongly(强烈) against the idea of /the idea that 2. 65 percent of the students hold the opposite idea/view/opinion that 3. Some people hold the opposite view, argui

17、ng that 4. Some students disagree to the idea/view /opinion of doing sth./the idea/view/opinion that 5. They object to the idea of doing sth./the view /the opinion that 6. Some people oppose sth./doing sth. 7. They argue against sth./doing sth. 8. They think it is wrong to do sth. 9. They disapprove

18、 of the idea of /the view that 10. Im afraid that I cant agree with them,1.Conjunctions ,transitional words, phrases and sentences连接（过渡）词、短语和句子,1. whats more/besides/moreover/furthermore/in addition 2. whats worse/worse still/To make matters worse/To make things worse 3. for one thing for another 4.

19、 On the one hand, on the other (hand) 5. On the contrary(相反) 6. Every coin has two sides. 7. FirstSecondThirdFinally 8. Firstly.SecondlyThirdlylastly/Finally 9. Firstthen next 10. however/but/yet/still/therefore/so/and/and then/too/also/before /after/after that/otherwise,301 Zhong Shan Road Nan Jing

20、,October 26th, 2010,Mr. Smith,Head office Manager,504Queen Street ,London,Dear Mr. Smith,Recently we have had a heated discussion on whether we should sell Gm food or not. Opinions are divided on the question. Some students are in favor of the idea of selling GM food. For one thing ,They think that

21、GM food is nutritious. For another, It has a longer shelf life, and is cheaper and not as easily affected by disease. Whatmore, GM farmers are producing so much extra food that they are donate a lot to hungry people around the world.,Some students are strongly(强烈) against the idea of selling GM food. On one hand, they understand that GM food has many advant