America will never again have as a nation the spirit of adventure as it ___ before the West was set这道题选什么 为什么?请各位英语牛人赐教America will never again have as a nation the spirit of adventure as it ___ before the West was
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America will never again have as a nation the spirit of adventure as it ___ before the West was set这道题选什么 为什么?请各位英语牛人赐教America will never again have as a nation the spirit of adventure as it ___ before the West was
America will never again have as a nation the spirit of adventure as it ___ before the West was set
这道题选什么 为什么?请各位英语牛人赐教
America will never again have as a nation the spirit of adventure as it
___ before the West was settled.
A has B did C was D would
America will never again have as a nation the spirit of adventure as it ___ before the West was set这道题选什么 为什么?请各位英语牛人赐教America will never again have as a nation the spirit of adventure as it ___ before the West was
B 用do代指上文提到的动作,因为过去时,所以用did
选B did