If the full marks of both English and Chinese are 100, then it is normal to score 90-95 in each subject, and 90- 100 is excellent. A grade of 85 to 100 is excellent, B grade of 70 to 84.9 is good, and C grade of 60 to 69.9 is qualified, so this score belongs to the lower-middle level.

Xiaoshengchu wants to improve his mathematics level, so he must learn to construct knowledge context. Mathematical concept is the starting point of constructing knowledge network, and it is also the focus of mathematics in senior high school entrance examination.