1. In the morning, my grandparents were exercising in the park. Some of them are running, pedaling, kicking shuttlecock and playing fitness balls. They are full of energy and vitality.

2. In the morning, my grandparents played sports in the park, including playing Tai Ji Chuan, dancing in square dance and skipping rope. They are full of energy and vitality.

In the early morning, grandparents played sports in the park, including singing, playing football and playing diabolo, which was full of vitality and vitality.

The role of parallelism in the article

1, using parallelism to write people can describe people in detail. For example, "his quality is so pure and noble, his will is so tough and strong, his temperament is so simple and humble, and his mind is so ethereal and broad."

2. Using parallelism to write scenery can describe the scenery very carefully, and can achieve the effect of clear hierarchy, delicate description and vivid image. In Zhu Ziqing's article "Spring", "The mountains are moist, the water is long, and the sun is blushing.