从II 栏中找出与I 栏内容相匹配的最佳选项。 I (     )1. I haven't finished my homework. (     )2. Stop that noise. It's a kind of pollution and harmful to our health. (     )3. Why didn't you come yesterday? (     )4. I am flying to Disneyland tomorrow. (     )5. Have you found your purse yet? II A. Because I was ill. B. Really? I'm sorry for what I have done. C. Neither have I. D. Yes, I have already found it. E. Have a good trip.