阅读短文，判断下列句子的正误。

There is a telephone on my desk. It's my good friend. It helps me a lot. My telephone number is 8445816. Sometimes when I have something to talk about with my classmates, I don't need to go out. I call them. I write down many telephone numbers of my friends. My best friend ,John's number is 8459471. When I can't remember (记住)my homework, I ask him by telephone. There are some telephone messages beside my telephone. When I am out, my mother writes down the message for me.