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题库 / Prep2007E1-SC-82
Each year companies in the United States could save as much as $58 billion annually by preventing illness among employees and gain as much as $200 billion through improving performance of workers if they simply provided offices with cleaner air.
annually by preventing illness among employees and gain as much as $200 billion through improving performance of workers if they simply provided
annually if they prevented employee illness and gain as much as $200 billion through worker performance improved by simply providing
annually in employee illness prevention and gain as much as $200 billion through worker performance improved by simply providing
in employee illness prevention and gain as much as $200 billion through improving performance of workers if they simply provided
by preventing illness among employees and gain as much as $200 billion through improved worker performance if they simply provided
choice d, in employee illness prevention改变了句子的意思，变成了在预防员工疾病这件事情上可以省下钱。相当于今年在员工疾病预防上花的钱比去年在员工疾病预防上花的钱减少了58 billion。
choice e, by preventing illness方式状语表达的意思是通过预防疾病，公司可以省下58 billion。correct
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