The familiar argument is that singling out alcohol to make it off-limits is odd, since 18-year-olds may legally join the military, vote, buy cigarettes, and watch porn.

• 常见的争论是单单在饮酒方面设立禁令会让人感到很奇怪，因为按法律规定，18岁的人可以参军、可以投票、可以买烟、也可以看色情书籍或影片了。