EXERCISE IX: Choose the best answer 1. I have two sisters ________________are doctors. A. both of which B. who both C. both of whom D. whom both 2. Do you remember the day ? I first met you on that day. A. Do you remember the day where I first met you ? B. Do you remember the day when I first meet you ? C. Do you remember the day on which I first met you ? D. B and C are correct. 3. Mexico City ,________ is the fastest growing city in the world , has a population of over 10 million. A. what B. which C. that D. where 4. We visited the church _____________ in the 18th century. A. was built B. which built C. building D. which was built 5. Ms Young, to ______ many of her students are writing, is living happily and peacefully in Canada. A. who B. whom C. that D. whose 6. She is the woman ____________ sister looks after the baby for us. A. who B. whom C. that D. whose 7. Mr Smith, ______is a retired teacher, does volunteer work at the hospital. A. that B. whom C. who D. is 8. I want to know the reason________ he told you last night. Teacher: Thanh Huyen Le 0986.08.05.88 A. Why B. which C. where D. when 10. I like the teacher. I learnt English with her in high school. A.I like the teacher with whom I learnt English in high school. B. I like the teacher whom I learnt English with in high school. C.I like the teacher that I learnt English with in high school. D.all are correct. 11.The banker to________ I gave my check was quite friendly. A. who B. that C. whom D. which 12.All of us are waiting for the man ___________ son was lost. A. who B. which C. whom D. whose 13.The girl ______ is our neighbor. A. talks to the lady over there C. was talking to the lady over there B. is talking to the lady over there D. talking to the lady over there 14. My computer, _________ mouse doesn't work, cannot be used now. A. while B. because C. whose D. which 15. What’s the name of the man_________car you borrowed? A. who B. which C. that D. whose 16. The young woman who lives next door is very kind to my family. A.The young woman to live next door is very kind to my family. B.The young woman he lives next door is very kind to my family. C.The young woman living next door is very kind to my family. D.The young woman lived next door is very kind to my family. 17. She didn’t tell me the reason _______ she came late. A. when B. for which C. why D.both B and C 18. This is the best play ________ I have ever seen. A. which B. what C. whom D. that 19. I know a nearby restaurant _____ has seafood. A. that B. who C. where D. whose 20. Taj Mahal, _____ by Shah Janhan for his wife, is thought to be one of the great architectural wonders of the world. A. being built B. was built C.which was built D.been built