阅读下面短文，掌握大意，然后从A、B、C、D四个选项中选出最佳选项。

    Tim is an English boy. He goes to school with Sam, his 1every day. Tim's mother buys him a white 2. He likes the shirt very much, 3  he always wears (穿) it to school.

    One day, the two friends are going to school. Sam asks, “Where is 4white shirt, Tim?” “Oh, it is in my room. I don't want to wear it.”

    Sam asks, “5? Tim, your shirt is very 6.”

    Tim says, “A button (纽扣) 7my shirt is lost. I can't 8 the same button. So I don't want to wear that shirt.”

    “Why not change (更换) all the buttons on the shirt?” says Sam.

    “That sounds 9,” says Tom. He does this and wears the 10 shirt the next day.