how can i revise this sentence to remove all fragment? There are two reasons why. I like baseball. It is fun. And for the good exercise.

Answer 1

Put the first two together to make one sentence; you don't even have to rephrase -- just remove the period.

Put the second two together to make another sentence -- you'll need to do a bit of rephrasing here.

Let us know what you come up with.

Answer 2

There are two reasons why I like baseball. It is fun and good exercise.

How does this look?