Make the following sentences passive: 1. They brought up their children according to old traditions. 2. The government provides single mothers with monthly payments. 3. They often practise corporal punishment in many countries even nowadays. 4. Some parents beat their children. 5. Most colleges and universities will offer jobs to their students. 6. They are building a new child-care centre close by. 7. Many scientists have characterized this community as oppressive. 8. He didn't know that they had followed him all the way.

Have been tested - Новые три вагона поезда-цистерны были испытаны в суровых зимних условия на ж/д в Аляске.
will have been completed - Строительство моста и дамбы будет закончено к началу сезона навигации.
are being constructed - В настоящее время в Европе и Азии строятся 2500 км скоростных линий.
maintains - система кондиционирования воздуха всегда поддерживает оптимальную температуру и влажность в вагоне.
is being built - В настоящее время новая высокоскоростная железнодорожная линия строится на севере России. 
has caused - Потоп значительно повредил железнодорожную ветку.