If____________ , the polluted air can result in deadly diseases or even death.A.being breathed inB.h

题目简介

If____________ , the polluted air can result in deadly diseases or even death.A.being breathed inB.h

题目详情


If____________ , the polluted air can result in deadly diseases or even death.
A.being breathed inB.having been breathed in
C.breathed inD.breathing in
题型:单选题难度:偏易来源:不详

答案

C

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