阿摩線上測驗
22 For the sake of your health, do take proper _____ prior to departure for epidemic areas.
(A)vehicle
(B)vegetation
(C)veterinarian
(D)vaccination
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統計： A(21), B(17), C(17), D(99), E(0) #1304848
統計： A(21), B(17), C(17), D(99), E(0) #1304848
