A. who  
B. which  
C. what  
D. whom

1. The house _____ we live in is very big.
2. The boy _____ is wearing the black jacket is very clever.
3. This is the present _____ he gave me for my birthday.
4. The man _____ talked to you just now is an engineer.
5. He talked about the teachers and schools _____ he had visited.
6. There is nothing in the world _____ can frighten him.
7. She wears a gold ring, _____ is very uncommon in our class.
8. We visited a factory _____ makes toys for children.
9. Is this the place _____ your father once lived?
10. I'll never forget the days _____ I joined the League.

A. whose    
B. who    
C. that  
D. What

A. that, that
B. which, that
C. where, which
D. in which, /

A. which    
B. who  
C. where    
D. whom

[     ]

A. whom
B. which
C. who
D. what

A. because; that
B. because; which
C. why; that
D. why; which

A. that      
B. who      
C. where        
D. when

A. that
B. what
C. whom
D. which

A. which
B. who
C. what
D. whose