Ответ:
1.1 Has my little brother already been hear?
My little brother hasn't been already here.
1.2 Have H and B just spoken to Kris?
H and B haven't just spoken to Kris.
1.3 Has the man finished the work?
The man hasn't finished the work.
1.4 Have I had a long walk today?
I haven't have a long walk today.
2.1 Kate has already seen this interesting film about love.
1) Специальный: What has Kate already seen?
2) Альтернатинвый : Has Kate already seen the boring or the interesting film?
3) Разделительный: Kate has already seen this interesting film about love, hasn't she?
2.2 My father has met his friedns.
1) Специальный: Who has met the frinds?
2) Альтернативный: Has my father met his friends or relatives?
3) Разделительный: My father has met his friends, hasn't he?
2.3 I have just washed my room.
1) Специальный: What have I just washed?
2) Альтернативный: Have I just washed my room or a bathroom?
3) Разделительный: I have just washed my room, haven't I?