阅读短文，根据首字母填空。(12分)
I am Cathy.　I'm ten years old.　I a________ a student.　I love my m________ best.　She's k________ and beautiful.　She works in a h________．She is a n________．She helps d________ and patients every day.　She often works u________ very late.　She often t________me interesting stories.