( ) 1. Please make me a model ship. ( ) 2. I'd like to buy some clothes. ( ) 3. Don't throw any paper on the ground. ( ) 4. Excuse me, Yang Yi. Where's the library? ( ) 5. Can I help you?
A. Yes, please. I want a pen. B. All right. C. OK. It's easy. D. OK. Have a look and choose some. E. Thank you. F. It's in front of the school.