Franklin Delano Roosevelt was the U. S. President when many businesses were______during the Great Depression.
【正确答案】 A
【答案解析】本题的后半句是说当在大萧条时期很多商行都倒闭时。A项“failing失败,破产”符合题意。其他三项incorporating“合并”,buying stocks“购买原材料”,expanding“扩张”都不正确。