----- Nội dung dịch tự động từ ảnh ----- pangu 15. Nam: Why don't we plant more trees? - Lan:, A. Because it will help make the air cleaner. B. It's a pleasure. 16. Nam: What about cleaning the streets?- Lan: A. Yes, we can clean the streets. B. That's a groat idea. 17. Nam: Do you like listening to music, Lan? - Lan: A. Young people like it. C. We can plant trees in the local park. D. You're welcome. C. Yes, excellent idea. D. All are correct C. Yes, I do.