-Tomorrow is a holiday. Why are you doing your homework?   
-I am doing these exercises now so that I won"t have ______ on Sunday.  [    ]
A. it            
B. them            
C. for            
D. to

The man _____ you are going to make friends is my father"s neighbor.   [      ]
A. with whom        
B. when              
C. to whom          
D. which

The man______ you talked just now is a worker.     [     ]
A. who              
B. whom              
C. to whom            
D. to who

He talked about a hero ______no one had ever heard.    [     ]
A. of whom        
B. from whom      
C. about that            
D. who

Nearby were two canoes  ______ they had come to the island.     [     ]
A. which              
B. in which            
C. that                
D. /