Revisiting MAC3
Why have you been learning English?
(because X) (Expected aswer = I've been learning English...to / in order to / so as to + V1; so that I can + V1;... )
How have you been?
(sad, happy, good X) Expected language: all over the place; thrilled to bits; hot under the collar; SB page 130)
Discuss: What would you say the main duties of a citizen are?
Pay attention to your peers' opinion... Show interest by adding to the discussion: "Surely people should... ?"; "Do / Did / Have you? /Well, what about...?"