Fill in each blank with one suitable preposition:
1.Nobody was surprised...............his failure.
2.The children are exctied...............their journey.
3.His parents were really disappointed............his studying result.
4.Mr.Phong is worried..........his son's safety.
5.All of the villagers were frightened..............the monster
6.The children were amused...........his funny story.
7.Are you interested................cartoon films?
8.I'm tired.............doing the same thing everyday.
9.The farmers were all tired...........hard work.
10.The students got more confused..............the teacher's explanation.
11.The boys were horrified................the dark.
12.I've never bored...............my job.
13.We were all exhausted..............
14.The teacher was really annoyed...............his being always late for class.