Can students change their grades without complaining?

Students can't change their grades without complaining. Call Zhixue. Com to call 4000- 199- 199 for complaints. The score of local records. Com are all wrong, for example, the answers and scores of multiple-choice questions are changed before the end of marking. For subjective questions that have not been changed, change the score. If you have read some or all of the subjective questions and changed your score, then the question will return to the initial state and read online again.