Listen to the conversation. Which headphones does Susan prefer? Why? (Nghe đoạn hội thoại. Cái tai nghe nào Susan thích hơn? Tại sao) Bill: What do you think of these headphones? Susan: The black ones? They look OK Bill: Do they fit your head? Try them on Susan: I think they feel too big. Bill: Yes, I agree. They look huge! What about those blue ones? Susan: They look very expensive. But they feel more comfortable. Bill: How do they sound? Listen to some music with them. Susan: Wow! They sound ...