По нужно подчеркнуть participle 1 и participle 2 и установить функции каждого из них. 1)large industrial areas with cities are supplied from electric networks fed by electric power plants. 2) the plant producing electtricity is very powerful. 3)a steam generator includes a series of heat exchangers comprising tubes. 4)when handling a battery keep it away from your clothes

1) large industrial areas with cities are supplied (participle ii, часть сказуемого) from electric networks fed (participle ii, определение) by electric power plants. 2) the plant producing (participle i, определение) electricity is very powerful. 3) a steam generator includes a series of heat exchangers comprising (participle i, определение) tubes. 4) when handling (participle i, обстоятельство) a battery keep it away from your clothes

1. The window was broken last week. Это предложение и так в passive voice

2. Bread is usually bought in this shop by us

3. Mistakes are sometimes made by students. It’s inevitable.

4. This house was built by my grandfather many years ago

5. Many important experiments have been made by them in this laboratory

6. This new film will be shown on TV by them

7. Tennis was being played from four till five by the boys

8. This book was written by him in the 19th century

9. This play will be staged by the theatre at the beginning of next season

10. All necessary work will be done by us in the evening

11. Central Africa was explored by Livingstone in the 19th century

12. The way to the metro station was shown to us by her

13. The man was being looked by us with a great surprise

14. Their daughter is sent to rest at the seaside every year by parents

15. The whole text has been translated by the students