Преобразуйте предложения из реального заклада в страдательный. 1. The teacher is

1. The teacher is explaining a new grammar rule. - A new grammar rule is being explained by the teacher.
2. They offer a wide choice of topics for our compositions. - A wide choice of topics for our compositions is offered by them.
3. She started her literary career by working on the staff of the almanac. - Her literary career was started by working on the staff of the almanac.
4. By three oclock yesterday they had arranged everything for the experiment. - By three oclock yesterday everything for the experiment had been arranged by them.
5. Prof. Brown will deliver the lecture on lexicology. - The lecture on lexicology will be delivered by Professor Brown.