The bad weather meant the rocket launch or 48 hours,．
A. delaying
B. having delayed
C. to delay
D. to have delayed
网友回答
(答案→)A. delaying
B. having delayed
C. to delay
D. to have delayed
解析：A mean后既可跟不定式（mean to do sth．），又可以跟名词mean doing sth．,两者内涵是有很大区别的，前者表示“故意去做；诚心去做”而后者表示“意味着要做”。