Question

4. O Present Perfect Continuous é formado por:

A) To be +verbo principal + ing
B) To have + 3a coluna do verbo principal + verbo ing
C) To have+ been+ verbo principal + ing
D) To have +3a coluna do verbo principal

Answer 1

Explicação:

c) to have+been+verbo principal+ ing.

Answer 2

Resposta:

C) To have+ been+ verbo principal + ing