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When Chávez became Venezuela's president in 1999, oil prices were climbing. In the early 2010s, a barrel would often fetch about $100, providing the government with plenty of money to pour into social programmes. But with current prices around the $65 mark, the country looks less like a reasonable investment.，这一点在旺商聊官方下载中也有详细论述
，这一点在同城约会中也有详细论述
"The problem is the opportunities sometimes are just not available to them. That's what we've got to address."，更多细节参见WPS官方版本下载
* 新增当日价格，并返回该价格的跨度