Употребите правильную форму глагола в пассивном залоге. 
1. You (advise) to wear warm shoes in winter.
2. The time before bed (spend) very pleasantly.
3. Sniffer dogs (use) by police to detect drugs and explosives.
4. Huge pine trees (uproot) by the storm.
5. You (allow, not) to buy cigarettes if you are under sixteen.
6. Toyotas (manufacture) in Japan.
7. This road never (clean).
8. Gold (discover) in Eastern Canada.
9. When I saw him, he (chase) by a large dog.
10. Several towns (destroy) by the eruption of Vesuvius. 

1)are advised

2)had been spent

3)are used

4)were uprooted

5)aren't allowed

6)is manufactured

7)has never been clean

8)was discovered

9)were being chased

10)were destroyed