She is learning the grammar of the present progressive form.

The leaf was floating on the surface of the water.

The clown is a part of the circus, performing various acts to entertain the children.

This shape is a parallelogram.

This shape is a parallelogram.

His knowledge is extensive, and he can talk about any topic.

There are many large turnips growing in my garden.

This ancient proverb, 'know the other side and yourself, and you will not be in danger in a hundred battles', teaches us the importance of understanding ourselves and others.