Question

3) Assinale a alternativa INCORRETA quanto aos modal verbs:

a) She hasn’t eaten today, she must be hungry.
b) You’re tired. You should go to bed.
c) May I call you, sir?
d) Must I go to the toilet, please?
e) Ken and Liz have to learn English words.

4) Assinale a alternativa CORRETA quanto ao used to:

a) My sister didn’t used to have a very short hair.
b) Did they used to have dinner together?
c) When I was a child I use to play with my friends in the park.
d) Geisa used to worked in a supermarket. Now he works in a factory.
e) I used to read the newspaper every day.

Answer 1

3) d

Deveria ser MAY I GO

4) e

as letras a,b,d estão usando o passado duas vezes e a letra c não usou "used".