Resposta :
1-a) It isn’t a coke
B) he isn’t a student
C) you aren’t my friend
D) we aren’t in the classroom
E) I’m not a waiter
F) she isn’t a nice girl
G) The elephant isn’t a big animal
2- a) faltando o primeiro sujeito Érica IS
b) is-is
c) is-is
d) is-are
3- a) am
b)are
c) is
d) is
B) he isn’t a student
C) you aren’t my friend
D) we aren’t in the classroom
E) I’m not a waiter
F) she isn’t a nice girl
G) The elephant isn’t a big animal
2- a) faltando o primeiro sujeito Érica IS
b) is-is
c) is-is
d) is-are
3- a) am
b)are
c) is
d) is