根据所给中文提示及文章内容，写出单词的正确形式，每空一词：
Look! This is a _____ (照片) of my family. These are my grandparents John and Mary. They are my        (母亲) parents. My parents are       (老师). They        (帮助) their students a lot. I have a brother and a sister. They are in the same      (班级).
And that is my room. It isn’t      (整洁). My books are        (到处，各个地方). The        (时钟) is on the bed and the keys are      (在….下面) the chair. My parents   （总是）ask me to keep it clean.