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  3. Industrial safety does not just happen. Companies 【B1】 low accident rates plan their safety programs, work hard to organize them

Industrial safety does not just happen. Companies 【B1】 low accident rates plan their safety programs, work hard to organize them

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问题     Industrial safety does not just happen. Companies 【B1】 low accident rates plan their safety programs, work hard to organize them, and continue working to keep them 【B2】 and active. When the work is well done, a 【B3】 of accident free operations is established 【B4】 time lost due to injuries is kept at a minimum.
    Successful safety programs may 【B5】 greatly in the emphasis placed on certain aspects of the program. Some place great emphasis on mechanical guarding. Others stress safe work practices by 【B6】 rules or regulations. 【B7】 others depend on an emotional appeal to the worker. But, there are certain basic ideas that must be used in every program if maxi mum results are to be obtained.
    There can be no question about the value of a safety program. From a financial stand-point alone, safety 【B8】. The fewer the injury 【B9】, the better the workman’s insurance rate. This may mean the difference between operating at 【B10】 or at a loss.
选项 A、at
B、in
C、on
D、with
答案D
解析 本题考查对介词用法的掌握。本题要求填入适当介词，构成介词短语，修饰主语Companies。在这四个选项中，只有介词with可表示"具有"之意。
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