1 His elder sister didn't work-did his elder sister work ...?
2 He didn't listen ...-did he listen...?
3 His friend didn't live...-did his friend live...?
4 We didn't play...-did we play...?
5 Peter did not buy...-did Peter buy...? 6 Nick didn't do...-did Nick do...?
7 Mr Brown didn't take his...- did Mr Brown take...?
8 He didn't have...-did he have...?
9 He didn't go...-did he go...?