Hi! My name is Lisa. I'm a student in Shanghai. I'm in Class Nine, Grade Five. Wang Tao and Li Fang are my friends. They  are in Grade Five, too. They are not in my class. They are in Class Seven. I'm 12. They are 12, too. Mr. Cheng is my teacher. His  telephone number is 8869254. What is Mr Cheng's job?
worker. teacher. doctor. manager