1. He finished his exercise on time.

-> ...........................His exercise was finished on time........................

2. People plant rice in those fields.

-> ..........................Rice is planted in those fields.........................

3.They use cars and trucks to carry food to market.

-> .........................Cars and trucks are used to carry food to the market........................

4.This boy broke my window yesterday.

-> ..........................My window was broken by this boy yesterday.......................

5. They have known him well.

-> ..........................He has been known well........................

6. We will meet him at the station.

->..........................He will be met at the station.........................

7.Did you do your test perfectly?

->.........................Was your test done perfectly?........................

8. Why didn't you learn this lesson?

->........................Why wasn't this lesson learned?.......................

9.How long have they done their work?

->.........................How long has their work been done?.......................

10.No one could help him.

->.....................He couldn't be helped.....................

Turn into active:

1. The gate is painted once year.

->........................We paint the gate once a year.....................