From Monday to Friday most people are busy working or studying , but in the evenings and weekends they are free and ___1____ themselves. Some watch television or go to the movies, others ___2__ sports. This is decided by their own ____3_____. There are many different ways to spend our___4___ time. Almost everyone has some kind of __5___: it may be something from collecting stamps to __6__ model planes. Some hobbies are very___7____ , but others don’t cost anything at all. Some collections(收藏)are worth ___8_____ of money, others are valuable (有价值的)only to their owners. I know a man who has a coin collection worth several ___9__ dollars. A short time ago he bought a rare(罕见的)fifty-cent piece which ___10__ him $250! He was very happy abut this collection and thought the price was all right . On the other hand, my youngest brother collects match boxes. He has almost 600 of them, but I wonder __11___ they are worth any money . However, ___12_____ my brother they are quite valuable.___13_____ makes him happier than to find a new match box for his collection. That’s what a hobby means, I think. It is something we __14___ to do in our free time just for the __15__ of it. The value in dollars is not important, but the pleasure it gives us is.