4. определите время и залог сказуемого и переведите следующие предложения на язык: 1. this experiment was done by all first – year students. 2. electric power is used in most plants and factories. 3. many electric power stations were built in siberia. 4. thousands of people use the metro every day.

1.​ This experiment was done (Passive Voice Past Indefinite) by all first – year students. – Этот опыт был сделан всеми студентами первого курса.

2.​ Electric power is used (Passive Voice Present Indefinite) in most plants and factories. – Электрическая энергия используется на большинстве заводов и фабрик.

3.​ Many electric power stations were built (Passive Voice Pat Indefinite) in Siberia. – В Сибири было построено много электростанций.

4.​ Thousands of people use (Active Voice Present Indefinite) the metro every day. – Тысячи людей пользуются метро каждый день.