In a complex society there are many jobs which must be done to keep the society running smoothly. There must be many kinds of factory workers, salesmen, mechanics, policemen, firemen, miners, secretaries, bookkeepers, bus drivers and many other workers. All these people are important to the comfort and safety of our everyday lives.
The Working Man-做事的人上一篇：letter to editor---composition from mid-term exams,l
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