How different the world would be without birds! Their chirping, their songs, their varied colours and flying — all contribute to the beautiful variety of life. But how often do we stop to listen to and observe them?
You are at the supermarket shopping for food. Write down a list of products you need to buy and how much of each product do you need. As you already seem to be ready to pay, you realize that you have left your purse/wallet at home.