1. A new TV was bought by Tom's dad last week.
2. Breakfast is served at 7 o'clock (by them).
3. A conference is organised every spring (by our university).
4. The lights were turned off (by us).
1. A new TV was bought by Tom's dad last week.
2. Breakfast is served at 7 o'clock (by them).
3. A conference is organised every spring (by our university).
4. The lights were turned off (by us).