America will never again have as a nation the spirit of adventure as it______bef

游客2023-11-06  27

问题 America will never again have as a nation the spirit of adventure as it______before the West was settled.

选项 A、could
B、did
C、would
D、was

答案 B

解析 该题是语法结构题,考查动词替代的用法。从意义上来看,空格处应该填had,但主句中have是实义动词,为避免重复,可用助动词do替代。该处表示过去的事实,所以要用一般过去时态,即用did替代had。因此,根据题意和语法规则,选项B为最佳答案。
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