1. Have you got a flat?
2. Are you a doctor?
3.Can I help you?
4.May I come in?
5.Is she cooking dinner?
6.Are you doing your homework?
1.I often work in the library.
2.He lives in Moscow.
3.They work at the factory.
4.My sister goes to school every morning.
5.I have a good friend.
6.My friend has many English books.
1.I am not doing my homework, I am writing a letter.
2.They are not reading a text, they are listening to their teacher.
3.She is not cooking dinner, she is laying the table.
4.I do not go to the Institute every day.
5.Не does not live in London.
6.I don't know this man.