How to make sentences with four words?

(1) Go to the park for morning exercises in the morning. Some people are running, some are doing aerobics, some are dancing swords, some are kicking shuttlecock, and some are playing diabolo.

(2) When I first joined the revolution, I couldn't open my mouth in front of three or five people. Now, even in a crowded room, he can speak very calmly.

(3) The Chinese dream is not in a magnificent office, a low and humble shed for migrant workers, or bossing around, but in serving and caring for the people.

The bird hummed in the sky and flew freely. The flowers cheered for him, the grass danced for her, and he and Sister Baiyun played hide-and-seek in the sky. Everything is so beautiful.

(5) Clouds in the sky are unpredictable, sometimes like a fine horse running, sometimes like a dog shaking its head and tail, sometimes like a chicken looking for food, and sometimes like an elephant drinking water.