About a pair of married couples, a pair of love couples and a bachelor of friendship, each other exchange between on dating, marriage and responsibility view.

讲述一对已婚夫妇，一对热恋情侣和一个单身汉之间的友情，彼此交流关于约会、婚姻和责任的看法。

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CareerBuilder also asked about dating across responsibility levels.

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The National Bureau of Economic Research (NBER), which has the responsibility of dating recessions, says that we have been enjoying an economic recovery for two years now.

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In all, Mohammed claimed responsibility for more than 30 plots and activities dating back 15 years.

NPR: Top Al-Qaida Suspect Admits to Sept. 11 Attacks