Verified answer

Resposta:

a) She is a student.
Interrogativa: Is she a student?
Negativa: She is not a student.
Passado: She was a student.

b) He is a good friend.

Interrogativa: Is he a good friend?
Negativa: He is not a good friend.
Passado: He was a good friend.

c) You are a teacher.
Interrogativa: Are you a teacher?
Negativa: You are not a teacher.
Passado: You were a teacher.

d) John works in an* office.
Interrogativa: John Do you work in an office?
Negativa: John doesn't work in an office.
Passado: John worked in an office.

I hope i was useful! :)

Explicação:
O Vasco sobe!