单选题
Exposure to asbestos fibres can cause cancer ______.
A、
only when asbestos is used in building industry
B、
only when it is used in large quantities
C、
even if it is used in small quantities
D、
if they are used when wet rather than dry
【正确答案】
C
【答案解析】
[试题分析] 细节题。 [详细解答] 第二段第二、三句指出，几方面的研究都表明：直接接触并吸收少量的石棉绒(asbestos fibres)也会导致癌症、石棉沉着病或其他相关病症。
提交答案
关闭