阿摩線上測驗
8 To prevent _______of intellectual property rights, we have taken some special border measures.
(A)infringe
(B)infringing
(C)infringed
(D)infringement
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統計： A(2), B(14), C(4), D(13), E(0) #1306920
統計： A(2), B(14), C(4), D(13), E(0) #1306920
