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Nowadays, drug taking has been a serious social problem. According to the data gathered by the World Health Organization, there are about 300 million drug addicts in the world, and 66% of them are teenagers.Why do so many people take drugs? I think the main reason is that they know little about narcotics. And most of them are very curious about strange things, especially the youth. They try to taking drugs just for fun at the beginning, and then they will addict to heroin soon. In the end, they will 相似文献
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