when we entre the high school, with the study developing, many students find that what they gain is less than what they put. What's wrong? It's because their learning efficiency is low. Good advice is beyond price. There are three points on this question, how can we improve our learning efficiency.First of all, we should cultivate our interest in the study. Interesting is the best teacher which would lead us to exploring the unknown knowledge.Secondly, we should believe in ourselves. confidence is the strongest wing of us. Whatever setbacks we suffer, we should still believe that the harest after the effort is beyond our expetation.