Resposta:
a) I'm very late
b) You're good students
c) My book's on the table
d) We're in my office
Explicação:
Pra ajudar na resposta completa:
Interrogative form (I)
Negative form (N)
Contractive form (C)
a) I: Am I very late?
N: I am not very late
C: I'm very late
b) I: Are you good students?
N: You are not good students
C: You're good students
c) I: Is my book on the table?
N: My book is not on the table
C: My book's on the table
d) I: Are we in my office?
N: We are not in my office
C: We're in my office
