The Xueba system is here. As long as you study, you can increase your points! Ding! You answered the math problem, and your math points +2 Ding! You checked the English words, your English points +1 Ding! You performed a chemical analysis, your chemical points +1000 Ding!….. Your chemistry points are enough, and the level has been raised: level three!! When studying becomes a point-based process, Su Mu can finally say confidently. I want to be a top student from today! And an all-round top student! ! ... Relaxed campus style, invincible text, you can rest assured to eat Book friends exchange group: 665,041,325