If Rome did not fall, the Dark Ages had not been so severe throughout Europe.
-
Adid not fall, the Dark Ages had not been
分析该选项
-
Bdid not fall, the Dark Ages would not have been
分析该选项
-
Chad not fallen, the Dark Ages would not have been
分析该选项
-
Dwere not to fall, the Dark Ages might not have been
分析该选项
-
Ewere not to have fallen, the Dark Ages had not been
分析该选项
显示答案
正确答案: C