According to mla style, what information should be repeated in the header?

Tim:you come from Australia, don't you?  

Tim:it's very hot there, isn't it?

Tim: But it never gets very cold, Doesn't it?

Tim:they speak English there, don't they

Tim:You haven't been here long, haven't you

Tim:Your on holiday, aren't you?

B)1. Can you? Yes you can.

2.The bill won't be very high, will it?

He wasn't very polite, wasn't he No, he wasn't

I didn't make a mistake haven't I? No you didn't.

It won't be a difficult  thing to do won't it? No, I don't think so.

That was a lovely meal, wasn't it? Yes, it was delicious.

Explanation:

I don't really know i was guessing.