题目内容：
根据你所听到的回答题What have people discovered about hobbies?
Hobbies can be profitable and _____________________.
参考答案：
答案解析：
填空题：根据你所听到的回答题What have people discovered about hobbies?Hobbies
- 题目分类：英语三级A级
- 题目类型：填空题
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What have people discovered about hobbies?
Hobbies can be profitable and _____________________.