The names of many teen pregnancy prevention programs inspire confidence: Success Express, Project Taking Charge and I have a Future.

许多防止青少年怀孕项目都有一个响亮的鼓舞人心的名称：比如：成功快车，控制工程，我拥有未来。

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For years, many high schools around the country have been relying on outside experts to teach sensitive subjects such as the human immunodeficiency virus (HIV) infection and pregnancy prevention.

很多年来，全国很多高中一直依靠外来专家教授一些敏感话题，如人类免疫功能缺陷病毒感染和妊娠预防。

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About 13 percent of all live births in the United States are preterm, meaning the baby is born before the 37th week of pregnancy, according to the Centers for Disease Control and Prevention.

在美国约有13%的存活产婴儿是早产，这意味着在婴儿是怀孕37周之前出生的，根据美国疾病控制和预防中心的一项调查显示。

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Jane is the founder of the non-profit Georgia Campaign for Adolescent Pregnancy Prevention.

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For teens, there are drop-out and adolescent-pregnancy prevention programs, as well as after-school and literacy programs, among many other services.

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According to the Centers for Disease Control and Prevention, pregnancy puts Wolf at higher risk of complications for flu in general, and so far that also holds true for the novel 2009 H1N1 virus.

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