問題詳情

【題組】30. What is the possible cause for the abandonment of the cliff dwellings?
(A) A long crisis of dry weather
(B) A large devastating earthquake
(C) A tribe-cleansing massacre
(D) An unknown infectious disease

參考答案

答案：[無官方正解]
難度：計算中-1
書單：沒有書單，新增