A. to    
B. of    
C. in

A. for
B. to
C. of
D. in

A. write            
B. writing         
C. writes

(     ) 1. A. My birthday is December 2nd.
　　　 B. Her birthday is May 16th.
　　　 C. It's two o'clock.
(     ) 2. A. He's a student.
　　　 B. He's writing a letter.
　　　 C. He's 11 years old.
(     ) 3. A. No, he isn't.
　　　 B. Yes, she is.
　　　 C. Yes. I am.
(     ) 4. A. I can plant trees.
　　　 B. I am watching TV.
　　　 C. Fall.

1.   my      I      am      to      mother      writing      letter      a   
                                                                                                   
2.   a    you      need       Do       stamp
                                                                 
3.   I     do      the     Where      stamp      put