There ___ in this room

There ___ in this room there are n ___ twenty people in this room There aren't ___ flowers in this room.Are there ___ in that There isn't a woman doctor in this room.复数形式 There ___ ___ _ There _____ in this room. Is there a picture in your room ?--- Yes, look ! this is ___ there are()()() books in this room There is nothing people in this room will there be robors in the room -----no,___ ___ In this white room,there has wall .And in this white room,we there is ___ classroom and ___ art room ___ this floor. There is___ ___ in the sitting room.怎么填?