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1️⃣1v1免费诊断入学测试

1-on-1 Free Evaluation

2️⃣加入免费竞赛交流群

Join free competition exchange groups

3️⃣课程介绍和报名相关问题解答

Course introduction and registration FAQ

4️⃣最新活动资讯

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5️⃣AMC8竞赛报名

AMC8 Competition Registration