Нужно составить во чтобы получить как можно больше информации по этим фактам. нужно предумать ответы.
When was his plan supported? Last year.
Where was his plan supported? At the Congress.
Why was the plan supported? It was really good.
1. The building was built.
2. The letter was brought.
3. The dinner was cooked.
4. Some rivers were polluted.