根据对话内容,从方框中选择恰当的句子完成对话。 A. Please give it back soon. B. It's over there. C. Certainly. When do you want it? D. Thank you very much. E. Black and red, and it's not very new. A: Excuse me, Lin Tao! B: Yes? A: My bike is broken. Can I borrow yours? B: 1. . A: This afternoon. B: OK. Here's the key. A: 2. . But where is it? B: 3. . A: What colour is it? B: 4. . A: I see. I think I can find it. B: 5. . A: All right. See you!