срочно помогите пожалуйста!!!

10.3 - 
2.Wasn't, was
3.Was, were
4.Were, was, wasn't
5.Were
6.Weren't, were

10.4 -
2.Was your exam difficult?
3.Where were Sue and Chris last week?
4.How much did your new camera cost?
5.Why were you angry yesterday?
6.Was the weather nice last week?