1. The ball is on the floor. It is a red ball. It is a rubber ball. The baby looks at the ball. The cat looks at the ball. The cat is black. The cat walks over to the ball. The cat hits the ball with its paw. The ball rolls on the floor. The baby smiles.
老师微信：cpboya
方法一：长按左侧二维码图片→打开对方的名片；
方法二：打开微信扫一扫，扫码左侧二维码即可添加老师微信。
