—Must we keep the window open all the time? A. No, you mustn’t B. No, you can’t. C. No, you don’t have to.
---Sit down, please. ---_____.
How many _____ can you see in the picture?
The shoes _____ under the bed in her room.
I like _____ the piano and I can _____ a bike.
This is my friend. _____ name is John.