2019年考研英语2的答案如下：
【阅读理解】
1. C
2. D
3. A
4. B
5. C
【完形填空】
6. C
7. A
8. D
9. B
10. C
11. D
12. A
13. B
14. C
15. A
【翻译】
16. 这项研究揭示了睡眠质量对记忆力的影响。
17. 尽管面临诸多挑战，他们仍然坚持不懈地追求梦想。
18. 她通过自己的努力和坚持，最终实现了自己的目标。
19. 在这个快速变化的时代，终身学习变得尤为重要。
20. 通过团队协作，我们能够克服任何困难。
【作文】
考研英语作文：
The Importance of Exercise
In today's fast-paced society, the importance of exercise cannot be overstated. Physical activity is not only beneficial for our physical health, but also for our mental well-being.
Firstly, regular exercise helps maintain a healthy weight. With the increasing number of people suffering from obesity, it is crucial to engage in physical activities to control our weight. Moreover, exercise can reduce the risk of chronic diseases such as heart disease, diabetes, and hypertension.
Secondly, exercise plays a vital role in improving mental health. Physical activities release endorphins, which are natural mood lifters. Regular exercise can reduce stress, anxiety, and depression, making us feel more energetic and positive.
Furthermore, exercise fosters social connections. Engaging in group sports or attending fitness classes allows us to meet new people and build friendships. This social interaction can enhance our overall well-being.
In conclusion, exercise is essential for both our physical and mental health. We should incorporate regular physical activity into our daily lives to lead a healthier and happier life.
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