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29. The manager congratulated the workers on doing excellent work the month before.
30. My father said that he had left school in 1987.
31. She told that she wished she hadn't come late the night before.
32. The teacher told us that HCM City was the biggest one in VN.
33. My mother reminded me to close the door before going to bed.
34. Mary warned me not to drink too much cafein.
35. He asked his girldfriend why she hadn't written to him.
36. They told me that I had taught them English the year before.
37. Mr.Brown said that his trip cost them two thousand dollars.
38. He told her that he couldn't find his hat anywhere in that room.
39. My father told them that his secretary was going to finish that job. 
40. They said that they couldn't meet me there either that day or the following day.
41. He asked where he could find her in that town.
42. Helen asked what Jack had said.

43. She asked him why he hadn't got up early that morning.
44. Bao thinks of taking a short trip this summer.
45. The man admitted having built that house for two years.