Fushun Olympic math teacher which is better?

, Yan, etc.

1, Mr. Yu Zhen, a student with many cups, is experienced.

2. Teacher Yan won the gold medal in the team competition and the bronze medal in the individual competition in the 7th World Mathematical Team Championship. She has also taught hundreds of students and has rich teaching experience.

In 2009, Tianjin Division Senior High School Mathematics League.

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