Use his,hers,yours,mine,theirs.
1)Barbara has got a red car.James has got a green car.Whose car is bigger?...
2)We live in Green Street.They live in Apple Street.Whose street is wider?
3)My telephone number is 9998756.His telephone number is 642836.Whose number is longer?
4)Jane's dog is three.My dog is eight.Whose dog is younger?
5)You are a famous journalist. Bob is a writer,but not all his stories are good and interesting. Whose career is more successful?I think...