It means: Do you like playing any sports?
it means that they like something, for example: a ellos les gusta el deporte = they like sports
It means, "What do you use when you practice your favorite sport?"
I am assuming you mean "a sport you would like to PLAY" in which case that would be "Un deporte que te gustaría jugar en el futuro es..." Or if what you really mean is that YOU would like to play it, you would say, "Un deporte que me gustaría jugar en el futuro es..." (A sport I would like to play in the future is...)
before sports you like to drink water
"Antes de practicar deportes me gusta beber" translates to "Before playing sports, I like to drink." It expresses a personal preference for having a drink prior to engaging in sports activities. The context of what is being drunk (water, sports drinks, etc.) isn't specified in this sentence.
That means I like to practice a lot of sports, and soy means I am.
Algun dia means some day in English
to practice
Translation: Do you like to practice sports after classes?
In some...
it means "to practice"
Deporte