阿摩線上測驗
29. Consumers start to be aware that the purchases of unfair trade products may ___________ noble values of justice.
(A) reinforce
(B) constitute
(C) tranquilize
(D) undermine
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統計： A(109), B(42), C(33), D(177), E(0) #1780124
統計： A(109), B(42), C(33), D(177), E(0) #1780124
