阅读短文，选择正确答案。
     Nancy is an English school girl. She studies in a middle school. She has a little brother. His name is
John. John is only four. Nancy likes him very much. 
     Today is Sunday. Nancy wants to do her homework. She takes out her pencil-box and opens it.
"Oh, dear! where's my pen? "She can't find her pen. She goes to ask her brother in his bedroom. 
     "John! I can't find my pen. Can you see. . . Oh, what are you doing with my pen? "
     "I'm writing to my friend, Peter. " John answers.
     "But how can you? You don't know how to write! "
     "It doesn't matter. Peter can't read. " John says.
1. How old is Nancy's brother?
A. Five        
B. Four      
C. Six          
D. Three
2. _____ can't find her pen.
A. Nancy      
B. Peter      
C. John        
D. Friend
3. Where's John?
A. In the school．
B. In a shop．  
C. In his bedroom.
D. In her father's car．
4. Which is not right?
A. Nancy finds her pen in John's room.
B. John can't write.
C. John is writing with her sister's pen.
D. Peter can read.
5. John and Peter are _____.
A. friends      
B. English      
C. at home      
D. school girls