Question

Rewrite sentences in the passive with full verb forms. Pay attention to the use of modal verbs in passive structures. (Перепиши предложения в пассивном залоге. Обрати внимание на употребление модальных глаголов в пассивных конструкциях.)
4. Pupils had to bring their books to school.

Answer 1

Their books had to be brought to school by pupils.