Explanation: "Tú" is the informal second person singular. You use it with friends, family, and peers. "Usted" is formal (for teachers, strangers).
Explanation: "Nosotros" means "we". The verb "hablamos" is the first person plural form for -AR verbs. The pronoun is optional but shown here for clarity.
Explanation: When addressing multiple people informally, you use "vosotros" in Spain or "ustedes" in Latin America. "Ellos" means "they", not plural "you".
Explanation: "Usted" is the formal second person singular. You use it with teachers, strangers, older people, and anyone you want to show respect to. It uses third-person singular verb forms.
Explanation: When a group includes both males and females, use the masculine form "ellos" (they). "Ellas" is for all-female groups only.
Explanation: "Yo" means "I". Although the verb "trabajo" already shows first person singular, "yo" is included here for clarity or emphasis.
Explanation: When you want to contrast or clarify who is doing what, you include the pronouns "él" and "ella". The first sentence is ambiguous without pronouns.
Explanation: In Latin America, "ustedes" is used for all "you all" situations (formal and informal). "Vosotros" is only used in Spain for informal groups.