阿摩線上測驗
7. The long ____southern San Andreas fault could soon suffer a major earthquake ,according to an oceanography researcher.
(A)hostile
(B)dormant
(C)vital
(D)significant
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統計： A(45), B(90), C(47), D(51), E(0) #1592217
統計： A(45), B(90), C(47), D(51), E(0) #1592217
