37. How did the ancient Mesopotamians survive in a land with little rainfall?
(A) They built towns with a palace at their center.
(B) They built efficient watering systems.
(C) They got the rain through the help of their prophets.
(D) They settled into a war lifestyle.
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統計: A(7), B(352), C(16), D(6), E(0) #2982934
統計: A(7), B(352), C(16), D(6), E(0) #2982934