用括号内所给单词的适当形式填空。
1. Mr. Smith often feels ______ (worry) before he gets on a plane.
2. Who is the ______ (own) of this car? It gets in the way of other cars.
3. They travelled a long way.______ (final) they came to a lonely village.
4. I won't make friends with a ______ (honest) person.
5. The old man is the ______ (direct) of the zoo.