11.   Agassi was delighted yet cautious with his win, a definite improvement after losing four opening round matches in his last four events.

12.   At first, when we had them way out by themselves, you could see a definite improvement in those boys.

13.   More entertainment and less lesson, he says, is a definite improvement.

14.   He said during his visit he detected a definite improvement in the atmosphere in discussions in both Beijing and Shanghai.