1. When the bell rang, the playground became lively: some students were skipping rope, some were throwing sandbags, and some were playing basketball. ...
Class is over, some students are running, some are throwing sandbags, some are playing hopscotch, some are skipping rope and some are playing badminton.
In class, in the office and on the way to campus, teachers are busy everywhere.
I usually see people running, doing aerobics, dancing swords, kicking shuttlecock and playing diabolo in the morning exercise.
Make sentences with ... in ... in. ...
1. There are free creatures in the sky, mountains, water and grass.
2. In the morning, I go to the park for morning exercises. Some people are running, some are doing aerobics, some are dancing swords, some are kicking shuttlecock, and some are playing diabolo.
There is a bird flying in the air, on the lake, among the flowers and among the crowd.
On a sunny morning, my brother is lifting weights, my sister is listening to music, my brother is reading ancient poems and my sister is dancing.
The bird hummed a tune 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.
6. 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.
References:
Sentence making-Baidu Encyclopedia