Alotofpeoplelookshortonlybecausetheyarestandingwiththei...
問題詳情：Alotofpeoplelookshortonlybecausetheyarestandingwiththeirshouldershangingdown.36.Useachairwithastraightbacktokeepyourbodystraightwhileyouwork. 37.Evenalittleamountofextraweightcanmakea...