Since the Great Depression the United States gove
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Since the Great Depression,the United States government has protected farmers from damaging crops in grain pnces.
A:slight B:surpnsing C:sudden D:harming
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答案：D
damage“破坏”, damaging是动词damage的分词。harm“损害”，因此可以推断harming是答案。本句意思是：自经济大萧条以来，美国政府一直在（采取措施）避免农民因为粮食价格而损害作物。