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["知识点id","问题内容","问题类型","问题选项","问题答案","问题分数"]
[42553,"这是一个判断题。","判断题","A正确&B错误","A",10]
[42553,"这是单选题","单选题","A选项1&B选项2&C选项3&D选项4","C",20]
[42553,"这是多选题","多选题","A选项1&B选项2&C选项3&D选项4","CD",30]