a)
Pair 2 takes turns and gives reasons for their opinions.
b)
give opinions: I think (that)…, In my opinion, maybe …, To me…,
Invite their partner to speak: What do you think? Would/ Do you agree? What about…?
agree: I think that… too, I see what you mean, definitely, maybe you’re right, I (totally) agree, Yes I do [agree],
disagree: I don’t completely agree with you.
recommend: I would recommend