儿子要掉牙了,我预先察看牙齿仙女的文章,有一段这么说的3 I' |. L# a9 ?; }8 z0 ^
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The primary useful purpose of the tooth-fairy myth is probably to give children a small reward and something to look forward to when they lose a tooth, a process which they might otherwise find worrisome. It is fun for both parent and child. It also gives children a reason to give up a part of themselves that they may have grown attached to.0 Q( b6 ?; u) Q# }
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Some believe that other useful purposes include giving children a sense of faith in things unseen, believing in the incorporeal, and helping them understand the difference between the real and the imaginary.& B& O6 _( N8 ]