Помогите с Английским пожалуйста

1. This s a pen. That is a pencil. 2. This is a book. It is my book. 3. Is this your pencil? - No, it isn't my pencil, it is my sisters pencil. 4. I have a sister. My sister is an engineer. My sister's husband is a doctor. 5. This is a girl. This girl is their daughter. Their daughter's name is Vera. 6. That is a boy. That boy is her brother. Her brother's name is Nick. 7. This is our flat. 8. We have got a car. Our car is not very expensive but reliable. 9. I have no pet. 10. My granny has got headache. She has no idea what to do. 11. I have a friend. His name is Mike. My friend is very good. 12. It's a cat. Its tail is long and bushy. It's Mike's cat.