Исправьте, пожалуйста, ошибки, если они есть. Как вы думаете, переход получился не слишком резким?
Oh, you're well done! As for me, I'm very bad at sport and I do nothing to keep fit. I like swimming but I haven't got enough time to go to the pool. I think that you can try this kind of activity.
What brand is your sister's car?