In police work, you can never predict the next crime or problem. No working day is
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to any other, so there is no "
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" day for a police officer. Some days are relatively slow, and the job is
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; other days are so busy that there is no time to eat. I think I can describe police work in one word:
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. Sometimes it"s dangerous. One day, for example, I was working undercover, that is, I was on the job, but I was wearing normal clothes, not my police uniform. I was trying to catch some robbers who were stealing money from people as they
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the street. Suddenly, seven bad men
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me; one of them bad a knife and we got into a fight. Another policeman arrived, and together, we
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three of the men; but the other four
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. Another day, I helped a woman who was going to have a baby. She was trying to get to the hospital, but there was a bad traffic
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. I put her in my police car to get her there faster. I thought she was going to have the baby right there in my car. But
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, the baby waited to "arrive" until we got to the hospital.
【参考答案】
jam[解析] 根据空格前的a bad traffic可知，此空需要单数名词。jam“拥挤”，traffic jam“塞......