marque a opção em que o verbo to be está corretamente flexionado
a) lucas are a student
b) I is a teacher
c) they are_ brazilian
d) we am students

marque a opção em que o emprego do going to está correto
a)I am going to open the door
b)in the future I think humans is going to wike up many diferents species
c) we promenss: we are going to arrive early today
d) they are going to to study tomorrow ​