Краткое пояснение: В этом задании нужно раскрыть скобки, используя глаголы в активном или пассивном залоге.
Решение:
- The rule was explained by the teacher at the last lesson to understand by all of us.
- The poem was so beautiful that it was learnt by everybody.
- I hope the invitation will be accepted by everybody.
- The letter is to be posted in half an hour.
- It seems to me that music is heard from the next room.
- At the last competition the first prize was won by our team.
- The question is to be settled as soon as they arrived.
- Your report must be divided into two chapters.
- Soon he is to be sent to a conference.
- The book is to be discussed at the next conference.
- The essay must be handed in on Wednesday.
- Yesterday he was told to prepare a speech.
- The article was published last week, if I am not mistaken.
- The lecture was attended by all of us yesterday.
- A taxi was called fifteen minutes ago, so we are expecting it any moment.
- The young man was introduced to me only a couple of hours ago, but it seems to me that I've known him for years.
- The mobile phone must not be used at the lesson.
Ответ: См. решение в тексте.