Livro Four Corners 4 - Unidade 10 Lição B

without any uncertainty

claramente, de forma clara

an official who is in charge of a game, making sure the rules are obeyed by the players

árbitro, juiz

a person

humano, ser humano

used to introduce a new topic or information that is related to the ongoing conversation

a propósito, por sinal

to contact someone again later to provide a response or reply, often after taking time to consider or research the matter

retornar, contatar novamente