21.　 Those ___ not only from books but also through practice will get true knowledge. A. learn　　　　　　 B. who learns　　　　　 C. that learn　　　　　　 D. who learn

20.　 Tell us the reason ___ you are so surprised and angry. A. that　　　　　　　 B. of which　　　　　　 C. why　　　　　　　　　　 D. of that

19.　 They went into the meeting room ___ they had a break. A. in it　　　　　　　 B. in that　　　　　　　　 C. in there　　　　　　　 D. in which

18.　 We are talking about Mr. Jackson, ___ you met two weeks ago. A. that　　　　　　　 B. him　　　　　　　　　　 C. which　　　　　　　　　 D. whom

17.　 Where is the girl ___ is Linda? A. the name of her　　　　　　 B. her name　　　　　　 C. whose name　　　　 D. who’s name

16.　 This is the most interesting film ___ I have ever seen this year. A. it　　　　　　　　　 B. which　　　　　　　　　 C. of that　　　　　　　　 D. that

15.　 Janet, ___ you all know, can sing very beautifully. A. she　　　　　　　　 B. as　　　　　　　　　　　　 C. about her　　　　　　 D. that

14.　 Tell us everything ___ you know about the accident. A. which　　　　　 B. about that　　　　　 C. about which　　　　 D. that

13.　 The students read English aloud every morning, ___ is helpful to them. A. it　　　　　　　　　 B. which　　　　　　　　　 C. that　　　　　　　　　　 D. what

12.　 There is a big department store over there ___ you can buy ___ you want. A. from it; what　　　　　　　　 B. from which; which C. from which; what D. from that; anything