51, They supposed that dogs are dangerous.

It is supposed that dogs are dangerous.

52, The Great Wall in China was reported to have been built in the late of 1400s.

They reported that the Great Wall in China was built in the late of 1400s.

53, It is believed that the robber has worked in the bank.

The robber is believed to have worked in the bank.

54, It is believed that she is an honest person.

She is believed to be an honest person.

55, It is thought that the president will arrive soon.

The president is thought to arrive soon.

56, Many passengers are reported to have died in the crash.

People report that many passengers died in the crash.

57, The prices are expected to rise again this month.

They expect that the prices will rise again this month

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51. - They said that those dogs are supposed to be in dangerous.

      - It is said that those dogs are supposed to be in dangerous.

52. - The Great Wall in China was reported to be built in the late of 1400s.

       - They said that the Great Wall in China was built in the late of 1400s.

53. - It is believed that the robbers has worked in the bank.

       - The robbers are believed to has been worked in the bank.

54. - It is believed that she is an honest person.

       - She is believed to be an honest person.

55. - It is thought that the president will arrive soon.

       - The president is thought to would be arrive soon.

56. - Many passengers is reported to be dead in the crash.

       - People reported that many passengers died in the crash.

57. - The prices is expected to rise again this month.

      - They said that the prices will rise again this month.

58. - It is said that he has passed the final exam with the best result.

       - He is said to has been passed the final exam with the best result.

59. - People said that he has been in the army.

       - It is said that he has been in the army.

60. - The man is believed to escaped in a stolen car.

       - People believed that the man escaped in a stolen car.

61. - It is said that he has been all over the world.

      - He is said to has been all over the world.

62. - It is said that you were the best architect in this city.

       - You were told to be the best architect in this city.

63. - It is reported that the flowers were killed by the frost.

       - The flowers were reported to be killed by the frost.

64. - It is informed that the director is going to take a business trip to Egypt.

       - The director is informed to be going to take a business trip to Egypt.

65. - It is announced by that officer that the meeting was delayed until next week.

       - The meeting is announced to be delayed until next week by that officer.

66. - It is discorvered that this cotton was grown in Egypt.