Amy is eight years old. She has a sister and her name is Lily. Lily is ten years old. Amy and Lily are in the same school. Amy is good at English. Lily is good at Maths. Their（他们的）parents are teachers. Their father is an English teacher and their mother is a Chinese teacher. Their father and mother have got many books. Some are English books and some are Chinese books. Amy and Lily have got many books, too. They like reading very much. They often borrow（借） books from the school library（图书馆）.

The bird and the duck are going to see their friend, Mr. Cat. On the way there, they must（必须） cross（横渡） a river（河流）. When they get to the bank（岸边） of the river, the bird says to the duck, “We must fly across the river. ” “No. We must swim across the river, ” the duck says to the bird. They can't agree with（同意） each other. An old goat comes up to them and says, “You are both（双方） right. Birds are good at flying. Ducks are good at swimming. Don't judge（判断） things only by your own experience（经验）. ”