阿摩線上測驗
33. What might custom mean in the ad?
(A) Common rules and practices
(B) An office for managing imports and exports
(C) Made to suit someone's personal choices
(D) Being familiar with something
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統計： A(3), B(6), C(95), D(3), E(0) #3314987
統計： A(3), B(6), C(95), D(3), E(0) #3314987
