Complete these sentences with a suitable condition 1) if go to bed 2)if be slim and fit 3)if be very happy 4)if earn a lot of money 5)if have an interesting life 6)if be famous

1) if he repairs his car...
2) if I keep fit,
3) if I get an excellent mark
4) if I work hard,
5) if I choose a career of interpeter 
6) if I play in the theatre