Ⅰ.语言知识及应用(共两节，满分45分)
第一节 完形填空(共15小题；每小题2分，满分30分)
Have you ever heard the story of the fourminute mile? For years people believed that it is impossible for a human being to __1__a mile in less than four minutes until Roger Banister proved it __2__in 1954.Within one year,37 runners __3__the belief barrier.And the year after that,300 other runners did the same thing.
