GRE Text Completion: ETS Fundamental-GRE填空ETS基础 - L7F1127XVJ7V243NX

Even though formidable winters are the norm in the Dakotas, many people were unprepared for the ____________ of the blizzard of 1888. A. inevitability B. ferocity C. importance D. fierceness E. probability F. mildness