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.