We all need to exercise. Doctors say it is good for us. It makes your heart and body strong. It also gives you more energy. And you will feel better yourself. It's best to exercise twice a week. Twenty minutes each time is enough.
   There are many ways to exercise. You can walk, run, play sports, or swim. Many people go to special places to exercise. They are called “fitness centers”. These places have a lot of equitment. Some people buy equitment for their homes. But it is very expensive.Exercising can be fun. Friends can exercise together at fithess center. Or they can play sports together, how do you exercise?

①优秀文化可以丰富人的精神世界，增强人的精神力量

②文化对人的影响是深远持久的

③文化有其自身的传承性和相对独立性

④文化是人们认识世界和改造世界的物质力量

盐城东台西瓜以其独特的地理位置、优越的土壤条件、丰富的种植经验形成了自由的风味特色，受到越来越多消费者的喜爱，已发展成为优势产业．请据图回答有关问题：