单选题 One day Tom bought, for two dollars, a large number of used books. He put them in a 21 and pulled them to the 22 . He was to 23 at work until three in the morning. At three, he 24 to walk home. The streets were dark. Tom could 25 wait to arrive home and began to read his new books.
" 26 !" a voice shouted. But Tom was too 27 to hear the shout well.
A moment later, a gunshot 28 his ear. He heard the shot. Tom turned to see what was 29 . An angry policeman ran toward him. The policeman thought that the bag did not 30 Tom. He shouted at Tom, "Drop it !"
" 31 !" the policeman ordered.
Tom opened it and the old books 32 out of it.
"Why not stop 33 when I shouted?" the policeman asked, "If I had shot 34 , you would have been dead." "I didn"t 35 you," Tom said, "I am almost deaf."
The policeman told Tom he was 36 for having shot at him." 37 would be better for you not to walk on the 38 at night." he said.
Tom smiled, and told the policeman that his job 39 a telegrapher was a night job. The policeman could think of 40 to answer this.