词汇运用。

     Hello! I'm 1______ (一个) Chinese boy. I 2______ (是) a middle school student. My 3______ (名字)

is Yang Lei. My English name is John. I'm 13. My 4______ (英语) teacher is Mr. Smith. He is American. 

5______ (他) is a good teacher. I don't know his age. My good friend is David. He's an English 6______

(男孩). He's 14. He's in Class 6, Grade 1. We are in different classes. I'm in Class 1, Grade 1. Who's 7______

(那个) girl? She's David's 8______ (妹妹). 9______ (她的) name is Rose. She's 10______ (五). She's not

a student.