1. It has been ________ (证实，确定) that teachers’ salary will be closely connected with their performance.
2. He was ________ (指控) of purposely creating difficulties.
3. I decided to ________ (专注，集中)all my efforts on the present task.
4. His jokes provided some comic ________ (宽慰，轻松) in what was really a dull speech.
5. Nobody believes his ________ (预言) about earthquake any more.
6. The teacher was ________ (满意的) with the achievement the children had got.
