Resposta:
a)you are a good doctor
b)Mirian is very smart
c)Rafael is a teacher
d)I am very beautiful
e)I and you are studying
f)My t-shist it blue
Explicação:
am: se usa quando se refere a: I
are: se usa quando se refere a : you (vc, vcs), he (ele) , she (ela), we (nós), they (eles, elas)
is: se usa quando se refere a : it ( coisas e animais )
