12. The fact that in some countries the AIDS virus infects more than 50% of the population is practically(_____________) , but as hard as it is to believe, it is true.
(A) unfathomable
(B) incorrigible
(C) impetuous
(D) untenable
詳解 (共 1 筆)
未解鎖
在某些國家,愛滋病毒感染超過 50% ...