VOA慢速英语2014.10.13 childhood, permanent, research, 杜克大学, University

Rebecca949

A recent Duke University report shows that bullying can have permanent effects. 杜克大学近期的一个报告显示,欺凌带来的伤害是永久性的. _______________________________________

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herman_liu76

the report is based on reasearch that began in 1993, the Great Somky Mountain study abserved 1520 children from western  Northy Carolana 4 years. the scientist followed the people as they went through childhood to teenyears and into young adultshood.