Monday is the f______ work day of the week. On Monday people are usually very busy. Men and w______ are busy going to work, while 　　children are busy going to school. Some of them t______ buses. Many r______ bicycles. Others like to walk. Streets in big cities are always full. Buses, cars and bicycles have to move s______ along them.

　　 　　A dog has a piece of meat in his mouth. As he is walking on a small bridge, he looks down and sees himself in the water. He thinks 　　 it is another d______. That dog has also a piece of m______ in his mouth. He says to himself ,"I want to get his meat. Then I can have 　　 t______ pieces." He opens his mouth to bark (吠) and his meat f______ down into the w______.

　　　　Most American families are smaller than t______ in other countries. Most families have one or two parents and one or two　children each.

　　　　Children in the US will leave their p______ homes when they grow up. They usually live far away from their parents. They often go to visit their parents on h______.

　　　　Parents usually let their c______ choose their own jobs.

　　Americans think it important for young people to decide on their lives by t______.