问题补充:
Many people may be surprised by the number of chemicals that they are exposed to through everyday household products.
A. devoted
B. addicted
C. exposed
D. applied
答案:
A. devoted
B. addicted
(答案→)C. exposed
D. applied
解析:动词辨析。A. 献身于;致力于B.使……上瘾 C. 揭露;暴露,曝光于 D.应用;实施。根据题意,许多人被曝光的每天遍布于日常用品中的化学品的数量惊呆了。故选C。