問題詳情

48. What do dust mites feed on?
(A) Other tiny bugs.
(B) Flakes of human food.
(C) Bodies of some insects.
(D) Tiny chips of human skin.

參考答案

答案:D[無官方正解]
難度:適中0.5
統計:A(1),B(4),C(0),D(2),E(0)

內容推薦