Tag questions

The trip was very expensive, ________________ ?

My brother and I often watch TV in the afternoon, 

John and Max don't like maths, _______________ ?

Your sister lives in Spain, __________________?

I don't need to finish this today, ___________________?

Jenny ate a lot of cheese, _____________?

Joni and Sal don't like me, _____?

Amanda isn't slim, _________ ?

Steve can correct our mistakes, ___________ ?

The team didn't win that game, ____________?

You and Kate were at the shopping centre, _________ ?

He must take part in this competition, ...?