Помогите, пожалуйста, с английским языком.

1.They have already finished the work. Have they already finished the work? Have they already finished the work or not? What have they already finished? They have already finished the work, haven't they?Who has already finished the work?
2 When I came they had already finished the work.Had they already finished the work when I came? Had they already finished the work when I came or not? What had they already finished when I came? They had already finished the work when I came, hadn't they?Who had already finished the work when I came?
3 They will have already finished the work by 5 o'clock. Will they have already finished the work by 5 o'clock? Will they have already finished the work by 5 o'clock or not? What will they have already finished by 5 o'clock? They will have already finished the work by 5 o'clock, won't they?Who will have already finished the work by 5 o'clock?

Computing has/had/will been called a revolution. (present Perfect/past perfect/)
1) Why it has been called a revolution?
2) Has been computing called a revolution?
3) What has been called a revolution?
4) Computing has been called a revolution.Hasn't it?
5) Has been computing called a revolution or evolution?))))
primerno tak