- 问题详情:Childrengrowquickly,especiallytheirfeet.Butmanyfamiliescannotbuyshoeseachtimeachildneedsthem.Asaresult,about300millionchildrenaroundtheworldgowithoutshoes.Thosechildrenriskpickingupdiseasesandparasites(寄生虫)fromthesoil.AnAmericanmanmayhavea...
- 13050