Put the following dialogue into the correct order
1) Does he have much time for hobbies?__
2) Yes, he loves tennis , that`s his hobby.He plays twice a week.__
3) Tennis! That`s athletic . He must be very fit.__
4) Yes, he is a doctor . It is rewarding, but also very hard work!__
5) He certainly is ! Maybe we should start playing tennis!__
6) Is your dad a doctor ? That must rewarding.__