Put in the verb – to be – in the right form:
1. look! the twins … fighting!
2. i … sharing the room with my younger sister.
3. the group … writing an english test now.
4. why … you missing classes this week?
5. what … your mother doing now?
6. my parents … receiving guests at the moment.
7. she … arranging a picnic in the garden.
8. listen! they … quarreling, … not they?
9. now i … getting along with everyone in the group.
10. keep silence! let me listen how the boy … congratulating his mum.
