1, the font of the middle point used in the first grade is relatively large, with color pictures. List the important knowledge points in detail and express them emphatically, so that students can see at a glance. The font that must be brushed is small, difficult to read, without color pictures, and the knowledge points are not expressed in detail, so that students can see at a glance.

2. Points are excellent teachers in China, which are compiled according to years of experience and college entrance examination questions. The required questions are compiled by local ordinary teachers according to previous years' questions, and the gold content is low, so central Yunnan is good.