Inmanycountries,lifeexpectancyisgettinglonger,andmanymi...
問題詳情：Inmanycountries,lifeexpectancyisgettinglonger,andmanymiddle-agedchildrenaretakingcareoftheirelderlyparents.Thiscanbeverydifficultbecauseelderlyparentsoftenneedsomebodytobewiththemallthetime.Ch...