5-secondrule:what’sthetruth? Almosteveryonehasdroppedso...
問題詳情：5-secondrule:what’sthetruth? Almosteveryonehasdroppedsomefoodonthefloorandstillwantedtoeatit.Ifsomeonesawyoudropit,heorshemighthaveshouted,“5-secondrule!”Thisso-calledrulesaysfoodisOKtoeat...