Banj tham khảo
Chúc ban học tốt!
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 was not phoned by the manager this morning
60.was this beautiful dressed by Mary ?
61.These old pictures will not be hung in the living room by me
62. this factory was not built by the German 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 before Ann went to the cinema
65.the pollution problems have been discussed since last week by the students
