The answer is este. Hope this helps.
Yes you should but don’t forget you accent marks
Answer:
You are in the Spanish section, not mathematics
Answer:
The correct answer is, Todos los veranos Juan nada en el mar.
Explanation:
This is because you aren't talking about yourself or anyone else in the past. Juan is swimming in the present, for example, you were there at the beach with a friend and you tell your friend what Juan is doing. You would say Juan is swimming in the ocean.