試卷名稱:103年 - 103 國立中正大學_碩士班招生考試試題:英文#124665
年份:103年
科目:研究所、轉學考(插大)、學士後-英文
6. Over 85% of the fine particles and ______ chemicals in second-hand smoke are invisible and levels of harmful particles can reach very high peaks when the smoke lingers in the air for long after the cigarette is extinguished."
(A) risky
(B) wounding
(C) hazardous
(D) critical