A. flows B. that flows C. which flow D. the one flows

　　16. Is this college _____ they went to last year?

　　A. that B. which C. the one D. the one what

　　17. Is this the university _____ you visited last time?

　　A. that one B. which C. the one D. the one what

　　18. I’d like to tell you _____ I saw in the exhibition.

　　A. which B. that C. what D. /

　　19. I hope that the little _____ I have been able to do has been of some use.

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

　　20. Who _______ has common sense will do such a thing?

　　A. which B. that C .whose D. whom

　　21 The bike and its rider _____ had knocked down the boy were taken to the police.

　　A. who B .that C. which D. whom

　　22. Put the letter ______ he can find it easily.

　　A. in which B. at which C. where D. which

　　23. This is the very letter _____ I am looking for .

　　A. which B. that C. as D. what

　　24. Tom didn’t attend the meeting, ________ we expected.

　　A. where B. that C. as D. what

　　25. I will give you such information _______ will help you.

　　A. which B. that C. as D. what

　　26. This is the best hotel in the city ____ I know.

　　A. which B. that C. where D. it

　　27. The lady ____ is a woman scientist.

　　A. whom you spoke B. with which you spoke C. whom you said to D. you spoke to

　　28. This is the third week _____ the dustmen haven’t come for the rubbish.

　　A. that B. when C. which D. on which

　　29. He is the only one of the students _________ the truth.

　　A. who know B. who knows C. that know D. who are knowing

　　30. Did they find they went back________ ?

　　A. where had they been B. where were they C. where they had been D. where they were

　　31. To get the job started, ______ I need is your permission.