It depends on your current grades. If you are in primary school, your math and Chinese are average, and your English is OK, but you still need to work hard. You have to get at least 90 points in three subjects to be average. Above 95 points in math and English, generally good grades, above 90 points in Chinese, it is very good. If you are a junior high school student, your Chinese is still excellent, your math is average, your English is good, and your math needs to be improved. Generally, at least 90 points in math and English are considered excellent, while at least 80 points in Chinese is considered excellent.