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.  
⑴Wu Yonghua is _________ boy.
A.an American
B.a Chinese
C.an English
D.a Japanese
⑵How old is Wu Yonghua?
A.He's 10.
B.He's 11.
C.She's 12.
D.He's 12.
⑶Bob is _________ boy.
A.a Chinese
B.an English
C.an American
D.a Japanese
⑷How old is Bob?
A.He's 12.
B.She's 12.
C.He's 13.
D.We don't know.
⑸Which 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.Both "Mr. Zhu is Bob's English teacher." and "Mrs. Fang is Wu Yonghua's Chinese teacher."