25. I still remember the days _____ we studied together.

24. You can’t go into this room _______ they are having a meeting.

23. The manager walked toward the gate ____ the workers are waiting.

22. This is the best film _____ I have ever seen.

21. Everything ____ I know will be taught to the students.

20. Allen is the girl ________ I think will succeed in the test.

19. I know the girl ________ the teacher praised　 yesterday.

18. Do you know the boy ______ was praised at the meeting?

17. Tell me the reason ______ the American lady left.

16. The man _______ wife died last year has gone to Japan.