1.(Becky and Tom) were supposed (to have stayed at the widow Douglas'.)
2. (The number of the unemployed) is reported (to be increasing with every year. )
3. (Many new textbooks) are expected (to be published soon.)
4. (The Moscow Underground) is said (to be the finest in the world.)
5. (A hare) is known (to run very fast.)
6. (The man) was seen (to take off his coat.)
7. (The diamond content of the mines in Western Yakutia) is said (to be in no way inferior to that of the world-famous South African mines.)
8. (My close friend) is known (to have learned "Eugene Onegin" by heart) .
9.(These devices) are considered (to be very effective).
10.(The crisis) was announced (to be over) but they should prepare for the worst.