Model : A: Do you think advertisements are an important part of our lives? B: Yes, I do. Ads provide us information we want. Commercial ads try to sell us things and public service advertisements educate people about issues on public welfare. A: Do you think young people are easily persuaded into buying new products? B: I’m afraid so. Advertisements use some methods like persuasive language and exciting images to encourage people to buy what companies want to sell. A: Do all ads play tricks on customers? B: No. PSAs use some of the same methods, like attractive and original images and creative languages, but they are not meant to trick us. .