52. This flower is watered by my father every morning.
53. Fiona was invited to John's birthday party last night.
54. The dinner is being prepared in the kitchen by her mother.
55. Our teeth should be cleaned twice a day.
56. The English grammar has been explained by our teachers.
57. The accident in this city was caused by some drunk drivers.
58. His parents will be visited by Tom next month.
59. The secretary wasn't phoned by the manager this morning.
60. Was this beautiful dress bought by Mary?
61. These old pictures won't be hung in the living room.
62. This factory wasn't built by the Germans during the Second World War.
63. This house and these cars are going to be painted by the Greens for Christmas Day.
64. The cats had been fed by Ann before she went to the cinema.
65. The pollution problems have been discussed by the students since last week.
66. Has the most valuable painting in the national museum been stolen by the thieves?
67. The new president will be interviewed on TV by some people.
68. Are those shoes going to be repaired by you?
69. His nose has been broken in a football match.