1.The rule
explained by the teacher at the last lesson (was understood) by all of
us. 2. The poem was so beautiful that it (was learnt) by everybody. 3. I hope
the invitation will be accepted by everybody. 4. The letter (will be post) in half
an hour. 5. It seems to me that music (is heard) from the next room. 6. At the
last competition the first prize (was won) by our team. 7. The question
(was settled) as soon as they arrived. 8. Soon he (will be sent) to a
sanatorium. 9. The book (will be discuss) at the next conference. 10. Yesterday
he (was told) to prepare a speech. 11. The article (was published) last week,
if I am not mistaken. 12. The lecture (was attended) by all of us
yesterday. 13. A taxi (was called) fifteen minutes ago, so we are expecting
it any moment. 14. The young man ( was introduced) to me only a couple of
hours ago, but it seems to me that I've known him for years.