your answer no logic..
) E! e* d5 H* T. g% P, Umorning,afternoon and night? 5.39.217.76& h- ?$ F( U ?# J; ~1 p3 G! K+ k
how come human can turn to old man just in 1 days?公仔箱論壇- h% a" p# l/ H- w# C- ? K2 [$ y) a
i think u should change the question to early age using four leg (baby), middle age using two leg (adult) and old age using 3 leg (walking stick)?
! u9 u+ r. ]+ C8 G3 q9 bp/s: not everyone in old age also using stick to walk!公仔箱論壇9 G7 A/ {1 H( y4 v
7 ~1 D. Z, Y" d' ^2 b! ^Just my opinion~ |