問題詳情

14. According to the passage, which of the following was a possible motive for the cultivation of plants in eastern North America?
(A) Lack of enough wild food sources
(B) The need to keep trees from growing close to settlements
(C) Provision of work for an increasing populationDesire for the consistent availability of food

參考答案

答案:D
難度:非常困難0
統計:A(0),B(1),C(3),D(0),E(0)

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