Everybody has one of those days when everything goes wrong. This is what happened to Harry. He got up one morning very late because he had forgotten to wind up his alarm clock . He tried to shave quickly and cut himself. When he got dressed he got blood all over his clean shirt, so he had to find another one. The only other shirt that was clean needed ironing , so he ironed it. While he was ironing it, there was a knock at the door. It was the man to read the electricity meter . He showed him where the meter was, said good-bye and found that the iron had burnt a hole in his shirt. So he had to wear the one with the blood on it after all. By this time it was very late, so he decided he couldn't go to work by bus. He telephoned for a taxi to take him to work. The taxi arrived and Harry got in and began to read the newspaper. In another part of the town, a man had killed a woman with a knife and was seen to run away in a taxi. When Harry's taxi stopped outside his office, a policeman happened to be standing there. He saw the blood on Harry's shirt, and took him to the police station. He was kept till 3 o'clock in the afternoon before the police were sure that he was not the man they wanted. When he finally arrived at the office at about four, his boss took a look at him and told him to go away and find another job. Harry was taken to the police station because  _  .
his taxi stopped outside his office and a policeman happened to be there there was blood on his shirt and he was in a taxi a man killed a woman with a knife the murderer was seen to run away in a taxi