Ienjoydoingphysicaltraininginmyfreetime.Yesterday,whenI...
问题详情：Ienjoydoingphysicaltraininginmyfreetime.Yesterday,whenIwasworkingoutatagymonmylunchhour,Isaw 71 elderlyladythereridingonabike.Shecould’twalkverywell, 72shehadacane(手杖)nearher,butsh...