请编写一份英语卷子，满分150分，题量要大，要有阅读理解题和完形填空，难度难一点

Part I: Reading Comprehension (90 points) Section A: Multiple Choice Questions (30 points) 1. What is the main idea of the passage? A. The importance of exercise B. The benefits of a healthy diet C. How to maintain a healthy lifestyle D. The advantages of regular physical activity 2. According to the passage, which statement is true? A. Exercise can help improve your mood and energy levels. B. Eating healthy foods can lead to long-term health problems. C. Regular physical activity is not necessary for good health. D. Eating unhealthy foods can help reduce stress levels in the body. Section B: Short Answer Questions (60 points) 3 .What are some benefits of regular physical activity? (10 points) Answer: Regular physical activity has many benefits, including improved cardiovascular health, better weight management, increased muscle strength and endurance, improved mental health and mood, enhanced flexibility and balance, improved sleep quality, increased energy levels throughout the day, reduced risk of chronic diseases such as heart disease and diabetes, and reduced risk of certain types of cancer such as colon cancer and breast cancer among others