Until recently, land in large area of Stockholm belonged either to the crown or to the city; there was _____ thing as private ownership of land.
---Must we leave the classroom now? ---No, you _____. You _____ leave after the bell rings.
---Could you please give the dictionary to Wang Feng? ---Yes, of course! I’ll give it to him ________ he comes back.
---Would you mind ______ next to you? --- ____________.
---I don’t think Lily can sing _______ Lucy. ---I disagree. I think Lily can sing ______ Lucy.