Chinaisthecountrywiththelargestpopulationintheworld.Too...
問題詳情:Chinaisthecountrywiththelargestpopulationintheworld.Toomanypeoplecausetoomanyproblemssuchasfoodproblem.Andtoday,China'spopulationisstillgrowingveryfast,soinordertocontrolthepopulation,Chinahasform...