Answer:
1: Tráigame el periódico.
2: Leanle sus composiciones en voz alta.
3: Escríbale la carta esta tarde.
4: Déme los papeles ahora mismo.
5: Diganos el secreto.
6: Vendale el coche enseguida.
7: Construyan una casa original.
8: Cuénteme su chiste favorito.
Explanation:
I don't really understand what are you trying to say, but the answers are for the blank spaces.
The Dodgers Mariners and Yankees are baseball teams. <span>Los Dodgers, los Mariners, y los Yankees son _equipos_ de béisbol.</span>
The correct pronoun is "El" because he is a boy and he is your cousin so you have to use "El"