1. She is watching T.V.
2. They are coming out of the house.
3. Mary is writing a letter?
4. The boys are running to school.
5. Mother is making a cake.
6. The girls are sitting in the living room?
7. We are not going to the cinema.
8. Tom and Jane are singing a song?
9. My brother is not listening to the radio.
10. They are cleaning the house?
11. Jim is riding a bicycle.