Как это по-русски? 

 1.  I don't have a sister.

 2.  He doesn't a friend in Russia.

 3.  You don't have a dictionary. (you - singular)

 4. They don't have a new car.

 5. You don't have a house. (you - plural)
 6.  We don't have a dog.

 7. My sister doesn't have a friend in London.

 8. My brother doesn't have this new textbook.

 9. Your friend doesn't have a job.