单项选择题
A.help people develop physically and psychologically B.make people feel sick C.cause people to be in the habit of taking them D.cause serious diseases
A.Schools B.Local, state and national government C.Family and community D.All of the above
A.will never touch alcohol and drugs B.feel that they become adults C.find alcohol and drugs are harmful to health D.believe alcohol and drugs can free themselves from mental sufferings and make them energetic