B и C задание. Чем быстрее тем лучше пожалуйста помогите!

B)1- which2-whose3-who4-where5-which6-which7-whose8-whom9-which10-which11-whose12-whoC)1- does he?2-didn't you?3- will she?4-isn't it?5-have they?6- wasn't it?7-can't you?