May 10th is Meg's birthday. She gets a gift. It is a new coat from her sister. The coat is very beautiful and she feels very happy.
One day, Meg finds that a button(纽扣)of her coat is lost. She looks for the button everywhere, but she can't find it. The next day, she doesn't wear that coat to school and feel sad all day. After school, she goes to the clothes shops and wants to buy that kind of clothes. But she feelsdisappointed.
Meg tells her sister about that, her sister says," We can change all the buttons. Then the buttons will be the same." The coat is beautiful again and Meg feels happy again.