15÷25=9:15=35=2440=60%.
故答案为:25;9;40;60.
Football is one of _________ in China. [ ]
A. more popular sport
B. the most popular sport
C. more popular sports
D. the most popular sports
教育制度的发展经历了从前制度化教育,到制度化教育再到 _________ 的过程。