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A footballer has to be strong in his legs ...

A cricketer needs the strong muscles ...

You don't need expensive equipment ...

It used to take my dad an hour a day to train in the gym to keep fit and healthy ...

He has to spend a little more time on his trainings ...

1) A footballer has to be strong in his legs, has not he?

2) A cricketer needs the strong muscles, doesn't he?

3) You dont need expensive equipment, do you?

4) It used to take my dad an hour a day to train in the gym to keep fit and healthy, didn't it?

5) He has to spend a little more time on his trainings, hasn't he?