PREP的一道 疑惑问题

呼啸700

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.

(A) annually by preventing illness among employees and gain as much as $200 billion through improving performance of workers if they simply provided

(B) annually if they prevented employee illness and gain as much as $200 billion through worker performance improved by simply providing

(C) annually in employee illness prevention and gain as much as $200 billion through worker performance improved by simply providing

(D) in employee illness prevention and gain as much as $200 billion through improving performance of workers if they simply provided

(E) by preventing illness among employees and gain as much as $200 billion through improved worker performance if they simply provi(答案选E  )  我个人感觉A 更好 无论是 平行 还是 遵循原文的语义  大家看一下 有什么想法

chelseeea

each year/ annually
redundant

呼啸700

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