I was -----a picture in the waiting room when someone called

I was walking in the street when someone called me对was walki it is waiting when i meet someone in the way. I was ①reading a book ②in my room ③when my friend ④called me The man was having a haircut in the b__ shop when I called h Tom was having a bath in the b_ when I called him One day,when I was walking in the street,someone dropped a p luckily,she was in when i called. ---------------,she was in when i called (luck) He was in when I called. I was sitting in the room reading when I heard a loud noise. It was still waiting for attention in the radio room when Ti I saw his eyes______upon the picture when I went in the room