Revise word-building models and complete the sentences with the derivatives of the words on the right.

1. The morning was misty and frosty.
2. That day the weather was rather changeable.
3. That was a dangerous meeting.
4. The world faces a lot of ecological problems.
5. I can't find any suitable dress for the party.
6. Mr Johnson was a prosperous businessman.
7. It was a striking news.
8. The young lady was well-educated and very attractive.
9. That's a differing thing!
10. The villagers were very hospitable towards the strangers.