题目内容：

根据短文内容所给提示，在文中的横线上填写一个正确的单词。

When I was tidying up my room yesterday, I found an old box of my father's. He gave it1. me two years ago. It was2.(real) interesting to discover something about my father's life as a child. He once told me about his hobbies as a child. He 3. (write) to people from all over the world, and they sent him letters back. As a result, he had 4. book of stamps. From these s5., he learned a lot a6. famous people and history. People also gave him things from different 7. (country), such as a silk fan from China, a little model car from Germany 8.a small model ship from Australia. My father even kept the tickets from his 9.(one) football match. The box made me think about 10.(I) hobby. I want to keep my old picture books and magazines for a long time , too.