1, the topic quality is higher: the topic design of 53 test papers is more scientific and standardized, which can better examine students' knowledge mastery and application ability, while the topic quality of Wang Chaoxia test papers is uneven, and some topics are too difficult or too simple, which can not well reflect students' real level.

2. The topic is difficult: The topic of 53 volumes is relatively difficult, which can better train students' problem-solving ability and thinking ability, while the topic of Wang Chaoxia volume is relatively difficult, which is not enough for students who need to improve their problem-solving ability and thinking ability.