题目内容：
请根据以下内容回答题：
The first paragraph tells us that our weight is determined by
A. our genes.
B. our work habits.
C. our eating habits.
D. our life style.
参考答案：
答案解析：
单选题：请根据以下内容回答题：The first paragraph tells us that our weight is d
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The first paragraph tells us that our weight is determined by
A. our genes.
B. our work habits.
C. our eating habits.
D. our life style.