阿摩線上測驗
12. Getting a flu shot before the start of flu season gives our body a chance to build up protection against the __________ that could make us sick.
(A) poison
(B) misery
(C) leak
(D) virus
答案：登入後查看
統計： A(19), B(17), C(19), D(231), E(0) #490876
統計： A(19), B(17), C(19), D(231), E(0) #490876
