34. He did all ______ was necessary to be done.

33. He failed in the exam, ______ surprised us all .

32. Don’t make the same mistake ______ you did last time.

31. The picture ____ has a house and flowers is the one I like best.

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

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

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

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

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

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