Cấu trúc bị động kép -"People say that ............................" 1.People say that he has travelled around over the world . -> It................................................. -> He................................................. 2.It is believed that the man is 108 years old . -> People ........................................... -> The man ............................................... 3.People believe that she is from London. -> It..................................... -> She.................................................. 4.They think that Danny has cleaned the floor. -> Danny.................................................... -> The floor .................................................... 5.They thought that David had his photos taken . -> It............................................................. -> David ..............................................