急啊？快点帮个忙

1.not good for health
2.it is one of the most important ways of transferring AIDS.
3.spoid families.
4.destory the rules of the society.

楼主lucky啊~~~~`我上次pd课的assignment正好是这个，给你咯~~~^-^

Drug and alcohol use/abuse

Drug use is not only adult problems, they also affect a significant number of adolescents and young adults between the ages of 12 and 20, even though drinking under the age of 21 is illegal.

Drug use among adolescents has been associated with considering, planning, attempting, and completing suicide. Research does not indicate whether drinking causes suicidal behavior, only that the two behaviors are correlated.

Parents' drinking behavior and favorable attitudes about drinking have been positively associated with adolescents' initiating and continuing drinking. Children who were warned about alcohol by their parents and children who reported being closer to their parents were less likely to start drink