My mother wipes the floor with a rag every day to keep the house clean.

My mother was wiping down the kitchen floor with a rag.

He is a person of strong vanity who reads self-improvement books.

This is the second time he's been late. Well, they say what happens twice will happen three times.

He was manipulated like a puppet.

The grebe is a beautiful bird that lives by the water.

He is working hard to solve that problem.

We are planning to hold a meeting tomorrow.

She is collecting shells on the beach.

There are many crayfish in my pond.