Пассивный залог (или страдательный залог) широко употребляется в современном английском языке как в устной, так и письменной речи. Обычно пассивные конструкции используются, если нет необходимости называть исполнителя действия, который подразумевается из контекста, или же, если не имеет значения, кто выполняет действие, а важен лишь результат этого действия.
Ответ Б..
It is rather long story.
Артикль-а- здесь не нужен.
Sample: Were you playing on the computer last Sunday evening?
1 Were you watching the television?
2 Were you talking to your parents?
3 Were you making a tour of Moscow?
4 Were you speaking on the mobile?
5 Were you writing a diary?
6 Were you staying at home?
7 Were you going by underground?
8 Were you buying a souvenir?
9 Were you having a quiet evening?
1 him
2 my
3 our
4 your
5 her
6 me
1 - d
2 - f Our new classmate
3 - b
4 - c
5 - e
6 - a