北体考研英语真题答案如下：
1. 根据题目描述，选择最合适的答案：A. happiness B. success C. failure D. progress
答案：B. success
2. 根据上下文，选择正确的词组：A. in order to B. as a result of C. due to D. because of
答案：A. in order to
3. 根据文章内容，判断正误：A. True B. False
答案：A. True
4. 根据文章大意，选择最合适的标题：A. The Importance of Exercise B. The Role of Diet C. The Benefits of a Healthy Lifestyle D. The Challenges of Maintaining Good Health
答案：C. The Benefits of a Healthy Lifestyle
5. 根据文章内容，选择正确的推理：A. The author believes exercise is the only way to stay healthy. B. The author suggests that diet and exercise are equally important. C. The author argues that diet is more important than exercise. D. The author claims that both diet and exercise are crucial for good health.
答案：D. The author claims that both diet and exercise are crucial for good health.
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