There are two children in Mr and Mrs White's family. They are Lucy and Lily. Lucy is 12 years old. Lily is 10 years old. Lucy is 1.55 m. Lily is 5cm shorter than Lucy. Last Labour Day holiday, They went to their hometown (家乡) together. They visited their uncle. The town changed a lot. There was no supermarket before. The streets were dirty (脏的). Now it is very different. There are two supermarkets. And the streets are clean.