阅读下面短文，请完成短文后的2项测试任务:(2)从第21~25题后所给的6个选项中选出5个正确选项，分别完成每个句子。
The Benefits of Regular Exercise
① Regular exercise is an important way to maintain a healthy lifestyle. Engaging in physical activity brings numerous benefits to both the body and the mind. Whether it's walking, jogging, or working out at the gym, regular exercise contributes to overall health.
② One of the main advantages of regular exercise is its positive effect on physical health. It helps control weight by burning calories and building muscles. Physical activity also plays a crucial role in reducing the risk of heart disease and high blood pressure. Additionally, exercise promotes better sleep, strengthens the immune system, and enhances flexibility and joint health.
③ Beyond the physical benefits, regular exercise has a profound impact on mental health. Physical activity stimulates the release of endorphins (内啡肽), often referred to as "feel-good hormones (荷尔蒙)". These chemicals in the brain act as natural mood lifters, reducing stress, anxiety, and depression. Regular exercise is likely to lower the risk of age-related mental decline.
④ Engaging in physical activity also increases social connections. Whether through group classes, team sports, or outdoor activities, exercise provides chances to connect with others who share similar interests. This social aspect of a regular exercise routine not only contributes to a sense of community and support.
⑤ In conclusion, the benefits of regular exercise are various and include physical, mental, and social well-being. From maintaining a healthy weight to enhancing mood and building social connections, exercise plays a vital role in promoting a healthy lifestyle. Making exercise a regular part of one's routine can lead to a happier, healthier, and more balanced life.
21. Regular exercise can help a person control weight by _________.
22. Chemicals in the brain can reduce _________.
23. Exercise provides chances to _________.
24. Discipline in daily life can bring about _________.
25. Regular exercise can lead to _________.

A.stress, anxiety, and depression
B.different kinds of benefits
C.connect with other people
D.burning calories and building muscles
E.better time management
F.broaden one's mind