1 you will have a new timetable next year, won't you?
2 Sam is the best student, isn't he?
3 his friends can't play chess, can they?
4 you aren't ready for the lesson, are you?
5 my brother plays the guitar very well, doesn't he?
6 Alice and Tim don't take part in in the school concert, do they?
7 Yesterday he helped his mother to clean the flat, didn't he?
8 Jess and Ann weren't at school yesterday, were they?