9. A pilot is a person who flies an aircraft .
A. A person who called a pilot flies an aircraft . B. A person that flies an aircraft is called a pilot .
C. A pilot is someone who flies an aircraft . D. Both B and C are correct .
10. Sunday is the day _______which we usually go fishing .
A. during B. at C. in D. on
11. The music ______ we listened last night was boring .
A. to which B. which to C. to that D. that
12. The man ______ I introduced you to last night is thoughtful .
A. whom B. that C. Ø D. all are correct
13. She couldn’t answer any question , _______made me surprised.
A. that B. it C. this D. which
14. The books _______ written by Jack London is very interesting .
A. which were B. were C. whose D. which
15. I am going to visit the town _____ I was born and grew up .
A. where B. which C. when D. who
16. This is Mary , ____ is taking over my job when I leave .
A. that B. which C. who D. whom
17. An architect is someone _____ designs buildings .
A. who B. that C. which D. it
18. That is the house in ______I used to live .
A. that B. which C. where D. there
19. The man _______ is my teacher .
A. who she is speaking to B. whom she is speaking with
C. to whom she is speaking D. to whom she is speaking with
20. I apologized to the boy ______ book I borrowed .
A. which B. who C. whom D. whose