Fill in the blanks with who,which,whose,whom,that,why,when

fill in the blanks with who,which,whose,whom,that,why,when
1. the volunteer,              like music are often good at mathematics
2. the engineers                   designed the building received an award
3. the townspeople,                pride in their community is well-known raised enough money to build a new town hall
4. the newspaper to                   we subscribe í delivered regularly
5. the chocolate            you like comes from the United States
6. a burglar is someone            breaks into a house and steals things
7. i can't find the key             opens thí door
8. i don't like the boy             Sue is going out with
9. the man           she is going to marry is very rich
10. the woman            daughter was crying tried to calm her down
11. the family        car was stolen last week is the Smiths
12. a bus is a big car         carries lots of people
13. children                  like music are often good at mathematics
14. the parents thanked the woman             had saved their son
15. two men neither of             i had been before came into my office