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GRE阅读:How to Forecast an Earthquake

  Earthquakes are a common geological phenomenon; they happen all over the world every single day. However, most of the earthquakes are too weak for humans to feel. Since the dawn of time, man has sought to forecast earthquakes due to the possibility of their devastating effects. Even though earthquakes cannot be forecasted or predicted with 100 percent certainty, there are some things that you can do to help forecast earthquakes.