1、Lead-inLive young1.Are you interested in the advertisement?Why?2.Whats the purpose of the advertisement?It tries to persuade us to buy a product or service,or to believe in an idea.Because of their exciting images,brief language and creative ideas.Commercial adsIt tries to educate people about the s
2、ocial problems.Public service advertisements Unit 1 Reading Advertisements Brainstorming advertisementswhatwherewhyhowfunctionsattitudesadvantagesdisadvantages1.Expository writing is meant to _.2.It usually follows the same basic format（格（格式）式）:1)Introduction of subject2)Examples and facts(Body)3)Co
3、nclusionReading strategy:Reading expository writingintroduce you to basic information on a topicPart 1Part 2Part 3(1)(2-4)(5)We can find advertisements almost wherever we go.para2.The definition of ads&main typesThe advice of the writer:Skimming Structure of the passagepara3.Commercial adspara4.Publ
4、ic service adsSome information about adsIntroduction BodyConclusionWe must all use our intelligence and not be a slave to them.The structure of Para3&Para4introduction of subject supporting details(examples and facts)conclusionScanning Introduction:Supporting details:Conclusion:Even if an ad does no
5、t lie,it doesnt mean it is altogether innocent.The examples of one toothpaste ad and an ad about a groceryWe must not fall for this kind of trick.The structure of Para3 Introduction:Supporting details:Conclusion:PSAs use some of the same methods,but they are made to serve the public.PSAs aims to tea
6、ch us and help us lead better lives.PSAs encourage people to support public service projects.PSAs teach people how to live healthy lives.All of these ads are meant to benefit the public,and you can learn a lot by following the advice they give.The structure of Para4Whatre the similarities and differ
7、ences between commercial advertisements and public service advertisements?Commercial ads&PSAsPlaces foundMethods usednewspapers,magazines,the Internet,radio,televisionclever language and attractive picturesCommercial adsPSAsPurposesValidity(正正确性确性)Examplesto promote a product or serviceto educate pe
8、ople about Not altogether innocentHelpful and we can learn a lotcommercialsAdvertisementsPSAspromotechargedtricksexampleseducatefree of chargebelievableradio,TV,images,languageRetelling Provide information about latest products.Increase sales by repeated advertising.Cut costs of newspapers and make
9、them cheaper.Make the public aware of social problems.Mislead customers or cheat them of money.Give false or incorrect information.Take too much time or space on TV or newspapers.Make teenagers want things that are bad for them.Doing business without advertisements is like wink at a girl in the dark
10、.You know what you are doing,but nobody else does.-Stewart H.Britt You can tell the ideals of a nation by its advertisements.-Norman Douglas做生意没广告犹如在黑暗中对女孩眨眼你知做生意没广告犹如在黑暗中对女孩眨眼你知道你在做什么，但没有其他人知道。道你在做什么，但没有其他人知道。-布列特布列特从一个国家的广告可以看出这个国家的理从一个国家的广告可以看出这个国家的理想想-道格拉斯道格拉斯1.Try to retell the text.2.Finish re
11、ading A&B on workbook.Homework:1_of advertisementsCommercial ads PSAs2_3_ found Billboards,newspaper,magazines,the Internet.Features（特色）（特色）They 4_ people to buy a product,or to believe in an idea.Differences6_7_to them8_Bright-teeth fights bad teeth!To teach us and help us lead better livesYes to life,no to drugspersuadeTo5_a product or servicenot fall for this kind of trickfollow the advice they giveTypesSimilaritiesPlacesadvertiseAttitudesExamples Purposes
