✔ 最佳答案
boys a grade:
time: 1:57.89
whose:Lau Tak Lung
year: 2004
boys b grade
time: 2:04.87
whose: Chan Shun Hong
year: 2006
boys c grade
time: 2:08.20
whose: On Sing Chuen
year: 2004
girls a grade
time: 2:18.30
whose: Chan Man Yee
year: 1994
girls b grade
time: 2:15.76
whose: Sarah Shuttleworth
year: 2001
girls c grade
time: 2:19.72
whose: Sarah Shuttleworth
year: 2000