America will never again have as a nation the spirit of adventure as it ______ before the West was settled.

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

选项 A、has
B、did
C、was
D、would

答案B

解析根据题干中before the West was settled可知，此空的时态应是过去时，由此排除A 。再根据语法结构可知，as后接从句肯定有省成分，应是：“as it had the spirit of adventure...”，其中had应用与其时态一致的助动词did来代替，故答案为B 。

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专业英语四级

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America will never again have as a nation the spirit of adventure as it ______ before the West was settled.

专业英语四级

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Oneofthemostcriticalproblems【C1】_____blackandotherminorityAmericanstodayisthedifficultyofentering【C2】_____socie

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Eversinceitappearedontheculturalscene,theEnlightenmenthashaditspassionatecritics.Philosophersaswellaspolitici

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