1．He paced up and down in the drawing room, ________(extreme) concerned over the result of the interview.
2．Hearing the ________(frighten) story, the little boy had a ________(frighten) expression on his face.
3．After very careful considerations, I decided to take a risk based on my own ________ (judge)．
4．He made his face ________(dirt) on purpose in order not to be recognized by the enemy.
5．China has experienced the same ________(suffer) as most other countries in the Third World, and is facing similar problems and tasks.