原文：Of700parentsand700teenssurveyed,1in3parentsclaimedtotalkaboutdrugs“alot”withhisorherteen,whileonly14percentofteenagersfelttheyhadfrequentcoversationsonthesubjectwithMomorDad.Thatfailuretocommunicatecanhavedireconsquences.题目：Whatparentshavedonetokeeptheirchildawayfromdrugsisnotenough.