(seen)to entered the room ,he was asked to the policeman.为什么

(seen)to entered the room ,he was asked to the policeman.为什么 He was seen to have entered the room.啥意识 He was seen to go into the room 这里为什么SEEN后加TO 一道语法题 alec asked the policeman ( )he worked to Alec asked the policeman( )he worked to contact him whenever He was seen to cross the street. he was seen--into the room .这个空 因该是 came 还是 come 还是 to come They was seen to come into the room by her还是Thry was seen to in the letter he was asked to call at the station 中为什么要用was He said "hello" to me when he entered the room,___.Which of the policeman asked the men to show the（） when i entered the room,i was surprise to see a