31.  My level is higher and higher.

32.  For a instance, in the study of English, how can we improve our English level?

33.  When we do something we must think more, do more and study hard, we can improve our level .

34.  After you taking a great deal of practice and spending a lot of time, your ability of spoken-English will be at a higher level.

35.  Through the activities, I've the opportunity to get better understanding about different levels of society.

36.  I thought before we getting to know the world outside the campus, we must study hard for our homework , because be a university must with good knowlege level, then we can understand other things easily .

37.  Third, the government at all levels must invest more funds in fresh water protection, such as taining talents for enviromental prolection , planting more trees and so on.

38.  And the average level of fresh water is rather little.

39.  Every every the fresh water's level May not added .

40.  because , the developing counties improve the pepole's living level, The people not only can eat enought , but also can eat better.