СРОЧНО !
5 типов вопросов
1. We have a large state library in our city.
2. Our boss will not leave the office yet.
3. He is repairing his bike.

Пример:Children are playing in the street now.
1. Are children playing in the street now?
2. Are children playing in the street now or not?
3.Children are playing in the street now, are not they?
4.Who are playing in the street now?
5. When are children playing in the street now ?