I. EXAMPLES: We’d better buy a computer. You’d better not ask him. You had best accept his success. You had best set out early. II. DIALOGUES: A: I heard the temperature is going to drop dramatically tonight. B: Really? A: Yes, so you’d better dress warmly before you go out. B: I will. Thanks for telling me. A: You’re welcome. I wouldn’t want you to catch a cold. B: Thanks for your concern. I don’t want to get sick either.