1.The friends were responsible or the project, weren't they? 2.Tomorrow the students will arrange the date and time, won't they? 3.Jim didn't take part in the project, did he?
4.There were a lot o students in the hall, weren't there? 5.Mary is going to see the dentist, isn't she?
6.It was sunny and warm yesterday, wasn't it?
7.Chris likes taking photos, doesn't she?