标题: [求助] [打印本页] 作者: stitches 时间: 2018-9-11 17:07 标题: [求助] 移出错题
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Recently implemented "shift-work equations" based on studies of the human sleep cycle have reduced sickness, sleeping on the job, fatigue among shift workers, and have raised production efficiency in various industries.
A fatigue among shift workers, and have raised
B fatigue among shift workers, and raised
C and fatigue among shift workers while raising
D lowered fatigue among shift workers, and raised
E and fatigue among shift workers was lowered while raising
答案选C ，不过这里while是引导平行结构，那raising时态也不和have reduced 一致啊？作者: kluivert 时间: 2018-9-12 05:20
“shift-work equations" have reduced [sickness, sleeping on the job, and fatigue among shift workers] While raising production efficiency in various industries.