情景对话。 A: Have a good trip! B: I'm afraid not. C. Thanks. D. That's OK E. Bye! F. It doesn't matter. G. We're going on a trip to Shanghai. A: 1. Can you go with us? B: 2. A: Why? B: Because I have a lot of work to do. A: 3. B: to get ready for your trip. A: 4. everything ready now. We are leaving this afternoon. B: 5. A: Thank you B: You're welcome.