Задайте все типы вопросов к предложениям (помогите с английским)

a) He will be waiting for you at 7 in the evening.
Will he be waiting for you at 7 in the evening?
Who will be waiting for you at 7 in the evening?
Whom will he be waiting for at 7 in the evening?
Will he be waiting for you at 7 or at 9 in the evening?
He will be waiting for you at 7 in the evening, won't he?
b) Robert was sleeping on the floor, when his mother came into the room.
Was Robert sleeping on the floor, when his mother came into the room?
Who was sleeping on the floor, when the mother came into the room?
When was he sleeping on the floor?
Was Robert sleeping on the floor or on his bed, when his mother came into the room?
Robert was sleeping on the floor, when his mother came into the room, wasn't he?
c) The girl is holding a brush in her hands.
Is the girl holding a brush in her hands?
Who is holding a brush in the hands?
What is the girl holding in her hands?
Is the girl holding a brush or a bag in her hands?
The girl is holding a brush in her hands, isn't she?
d) He is travelling without his children.
Is he travelling without his children?
Who is travelling without his children?
Why is he travelling without his children?
Is he travelling without his children or without his wife?
He is travelling without his children, isn't he?
e) When the teacher looked at Fred, he wasn't listening to her.
Was he listening to the teacher?
Who wasn't listening to the teacher?
Why wasn't he listening to the teacher?
Wasn't he listening to the teacher or to the parents?
When the teacher looked at Fred, he wasn't listening to her, was he?

Что значит все типы?