Welcome to the UnitWHATS IT?ENJOY MORE ADSENJOY MORE ADSENJOY MORE ADSENJOY MORE ADSTYPES OF ADVERTISEMENTS Commercial advertisementsTo promote a product or servicePublic service advertisements (PSAs)To educate people about health, safety or any other problem that affects public welfare lets goObservation: Observe the four pictures on Page1. Try to divide them into two parts.OBSERVATION:Public service advertisements (PSAs)Commercial advertisements Earth DaySay No to drugsOxlin AirlinesSoft shine shampooFree - Talk:1 Where can we find these ads?2 Why do we like these ads?On billboards, on the Internet, in newspapers/Magazines, on TV , in leaflets, or in buses etc.They are quite interesting, creative and we can get some useful information from them.雀巢咖啡雀巢咖啡 The taste is great. 味道好极了。味道好极了。麦当麦当劳Im lovin it! 我就喜我就喜欢！三星三星电子子feel the new space. 感受新境界。感受新境界。百事可百事可乐 the choice of a new generation. 新一代的新一代的选择。IBM no business too small, no problem too big.没有不做的小生意，没有解决不了的大没有不做的小生意，没有解决不了的大问题。东芝芝电子子take toshiba, take the world. 拥有有东芝，芝，拥有世界。有世界。麦斯威麦斯威尔咖啡咖啡good to the last drop. 滴滴香滴滴香浓,意犹未尽意犹未尽 。雪碧雪碧obey your thirst. 服从你的渴望服从你的渴望 。 What may be talked about in this expository writing?What may be talked about in this expository writing?Prediction: advertisementsReading strategy:reading expository writing（说明文）（说明文）introduction of the subjectsupporting detailsconclusiona subjectStructure of the writing:Subject Introduction of the subjectSupporting detailsConclusionParagraph 1Paragraph 2Paragraph 3-4Paragraph 5FAST-READING1. What do ads try to persuade people to do?To buy a product or service, or to believe in an idea. 2. What does PSA stand for?3. What do PSAs aim to do? Public service advertisement.They aim to teach us and help us lead better lives.Listen to the passage and fill in the numbered blanks with no more than three words.Careful reading: 2_Something using 3 _ to persuade people to buy a product or service, or to believe in an idea.Types/categories4_ 5_ Validity（准确性）（准确性）Title 1_Commercial advertisementsPublic service advertisementsTo advertise a product or serviceTo teach us and help us6_Not telling peopleNot telling people7 7_ 8 8_ People learning a lot byPeople learning a lot byfollowing the advice following the advice they givethey givelead better livesAdvertisementsDefinitionWords and picturesBeing helpfulBeing helpfulthe complete truththe complete truthAimsMORE ADS FOR YOU TO DISCUSS:Protect water,Protect ourselves.Can you think about a good slogan for each ad?Enjoy your music,Enjoy your Sony!Cherish your life!Taiwan,China!More Public service advertisingShoes can fly!So do your dreams!THANKS