阅读理解。
     This is a Chinese boy. His name is Wu Yonghua. He is twelve. He is in No. 8 Middle School. He's in
 Class Three, Grade Two. His English teacher is Mr. Liu. His Chinese teacher is Mr. Zhu. Bob is an
 English boy. He's in No. 8 Middle School, too. His English teacher is Miss Wang. His Chinese teacher is
  Mrs. Fang. Wu Yonghua and Bob are Number 5. They are good friends.
1. Wu Yonghua is _____ boy.
    A. an American    
    B. a Chinese
    C. an English      
    D. a Japanese
2. How old is Wu Yonghua? _____.
    A. He's 10    
    B. He's 11
    C. She's 12    
    D. He's 12
 3. Bob is _____ boy.
    A. a Chinese    
    B. an English
    C. an American  
    D. a Japanese
4. How old is Bob? _____.
    A. He's 12    
    B. She's 12
    C. He's 13    
    D. We don't know
5. Which is not right(正确)?
    A. Mr. Zhu is Bob's English teacher.
    B. Mrs. Fang is Wu Yonghua's Chinese teacher.
    C. Bob is Wu Yonghua's friend
    D. A and B