When Laura Langanki found extra towels in the laundry smelling lemony fresh, she never【C1】______ that meant her 13-year-old son was【C2】______ drugs. 'We were【C3】______ three to four bottles of air freshener a week,' says the 42-year-old nurse from Plymouth, Minn. '【C4】______ a fool, I thought my kid was becoming more nterested in personal【C5】______ 'Instead, Jake was 'huffing'--spraying the【C6】______ into towels and inhaling the fumes.【C7】______ his mother found out two years later, he was smoking pot, using acid and crystal met amphetamine, drinking alcohol, and snorting cocaine. Laura had warned Jake not to【C8】______ illegal drugs when he was younger and felt sure he got the message. But according to a new U.S. News【C9】______ , even parents who believe they talk often with their kids about drugs can be【C10】______ . Of 700 parents and 700 s surveyed, 1【C11】______ 3 parents claimed to talk about drugs 'a lot' with his or her , while only 14 percent of agers felt they had frequent conversation on the【C12】______ with Mom or Dad. That failure to communicate can have【C13】______ con sequences. In a 1999 survey of nearly 10, 000 parents and s【C14】______ the Partnership for a Drug-Free America, s who【C15】______ anti-drug messages at home were 42 percent 【C16】______ to use drugs. 'This may sound like【C17】______ advice,' says Steve Dnistrian, executive vice president of the group. 'But hard numbers quantify that parental communication is the 【C18】______ most important thing we can do to pr children using drugs.' Indeed, parents received 【C19】______ vote of confidence from 63 percent of the s polled by U.S. News,【C20】______ siblings, teachers, and friends. 【C1】