–There is _______ interesting book on the teacher’s desk. --Oh, ______ book is Wei Fang’s.
---What are the people in Korea supposed to do when they meet for the first time?--- They are supposed to _______.
---______ do you go hiking?--- Once a week.
--- _____ did you tell him about the news? ---By ____ an e-mail.
---Would you mind ______ your bike?--- No, not at all. I’ll put it under the tree right away.
--- Could you tell me _____ ?--- Because she likes her students very much.