問題詳情

Air pollution and tobacco smoke may_________ the airways, making them more susceptible to allergens.
(A) recycle
(B) imitate
(C) irritate
(D) retrieve

參考答案

答案:C
難度:適中0.535484
統計:A(50),B(33),C(166),D(21),E(0)

內容推薦

內容推薦