阿摩線上測驗
4. The Richter scale is used to rate the _____ of an earthquake, that is the amount of energy released during an earthquake.
(A) commitment
(B) perception
(C) magnitude
(D) treason
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統計： A(1), B(3), C(3), D(1), E(0) #3848578
統計： A(1), B(3), C(3), D(1), E(0) #3848578
