I. EXAMPLES: Why not try to persuade him to give up smoking? Why don’t you go ask the teacher? Why not buy some ready-made food? A: Let’s go to see a film tonight. B: Sure, why not? II. DIALOGUES: Teacher: I’d like you to introduce the guest speaker at the student assembly today. Student: Why me? I can’t do that. Teacher: Why not? You’re a good student and I think you will do a great job. Student: But I’ve never spoken in front of so many people before. I wouldn’t know what to say. Teacher: Don’t worry. I’ll help you prepare the speech. Why not give it a try? Student: OK, I guess I have nothing to lose.