根据所给句子选出相应的职业

teacher　　doctor　　farmer    driver    policeman

①I work in a hospital. I help people. I am a ____．

②I work on the farm. I get many good things in autumn. I am a ____．

③I drive a bus every day. I can travel. I am a ____．

④I work at school. I love my students. I am a ____．

⑤I am very busy. I catch the thieves(小偷)．I am a____．

在我看来，过年是一个机会，它提醒我们，岁月已逝，生命有限。岁月不是别人的岁月，而正是你的岁月；生命不是别人的生命，____。你必须心疼你的生命，才会好生照料它；你必须怜惜你的昨天，____。