阿摩線上測驗
27. There ________ many efforts to eradicate racism, but very little success _______.
(A) had been ; would have been achieved
(B) were ; had been achieved
(C) have been ; has been achieved
(D) are ; was achieved
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統計： A(8), B(17), C(37), D(3), E(0) #2379274
統計： A(8), B(17), C(37), D(3), E(0) #2379274
