阿摩線上測驗
31. What is this passage about?
(A) What earthquakes are and what effects they can cause.
(B) The negative impacts of earthquakes.
(C) How to estimate the coming of an earthquake.
(D) How to prevent earthquakes.
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統計： A(927), B(50), C(77), D(44), E(0) #3190779
統計： A(927), B(50), C(77), D(44), E(0) #3190779
