Переделать в passive voice 1. columbus discovered america in 1492. 2. scholarships are helping many students. 3.they wrote the united states constitution in 1787. 4. they will close the school for christmas 5. they were televising the transfer of lee oswald

1. America was discovered in 1492 by Columbus. 2. Many students are being helped by scholarships . 3. The United States Constitution was written in 1787 by them 4. The school will be closed for Christmas by them . 5. The transfer of Lee Oswald was being televised by them.