Sentences20 They worried about is that the environment policy whether be take enough cares. The students who are skill with time management could have enough time and energy to develop their relationship between peers. This relationship will become a wealth occupation and business interpersonal relationship. Because of width education gap between different areas, the students who come form undeveloped areas are difficult to catch their peers. It reduced the number of illiterates that nine-year compulsory education bad been universal in China.