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急如意令:英语知识运用的问题Therearethirteenormoreofthem,andifismissingadeficiencydiseasebecomesapparent.A.anyB.someC.anythingD.somethingWhentheworkiswelldone,aclimateofaccident-freeoperations

题目详情
急如意令:英语知识运用的问题
There are thirteen or more of them, and if ____is missing a deficiency disease becomes apparent.
A. any B. some C. anything D. something
When the work is well done , a climate of accident-free operations is established _____ time lost due to injuries is kept at a minimum.
A. where B. how C. what D. unless
解释一下意思,并说明为什么要选这个而不是其他项
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答案和解析
A
any is short for any of them in this sentence
大概有13个或者更多这些东西,而且如果任意一个丢失了的话,缺陷疾病马上显现出来.
A
当工作圆满完成时,一种能避免事故的操作就确立了,它能让由于伤员丢失的时间保持在最小限度.
定语从句,只有where能引导