Ex2.
1. ⇒America was discovered by Columbus in 1492.
2. => The money was returned by John last night.
3. => A sound wasn't heard.
4. => The Tower and London were formerly used as a prison.
5. => He was taught French and was given a dictionary.
6. => The new students were told where to sit.
7. The Pyramids were pointed out to me by a guide.
8. => He was asked why he had come.
9. => My questions were not answered properly.
10. =>He was told never come back tomorrow.
