Переработать в passive voice 1. Columbus discovered America in 1492. 2.

1. Columbus discovered America in 1492. - America was discovered by Columbus in 1492.
2. Scholarships are helping many students. - Many students are being helped with scholarships.
3. They wrote the United States Constitution in 1787. - The United States Constitution was written in 1787.
4. They will close the school for Christmas. - The school will be closed for Christmas.
5. They were televising the transfer of Lee Oswald. - The transfer of Lee Oswald was being televised by them.