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[PBS访谈教育系列] PBS高端访谈:新闻回顾:美国中学再现枪击案
A student walked into a high school in suburban Denver today armed with a shotgun and shot two other students before apparently killing himself.2013-12-16 编辑：Sophie
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[PBS访谈健康系列] PBS高端访谈:新闻回顾:十一月的医疗登记人数是十月份的三倍
The new budget deal in Congress drew support and criticism today. Party leaders on both sides generally backed the agreement.2013-12-20 编辑：Sophie
