求翻译：在过去的一个月里，美国油价每加仑上涨0.3美元，涨至每加仑3.9美元，力图在11月6日的大选中取代民主党的共和党已经抓住这个问题来攻击奥巴马的能源政策是什么意思？

In the past month, U.S. oil prices per gallon, up 0.3 U.S. dollars, rose to $ 3.9 per gallon, trying to replace the Democratic Party in the general election on November 6, Republicans have seized this issue to attack Obama's energy policy

In the past month, the price of oil rose $0.3 per gallon, up to $3.9 per gallon, in an attempt to the 6 November presidential election the Republican Party in the Democratic Party has been replaced by seizing the issue to attack Obama's energy policy

In the past month, American oil price each gallon rose 0.3 US dollar, rose to each gallon 3.9 US dollars, tried hard to substitute for Democratic Party's Republican Party in November 6 election already to hold this question to attack the Austria Pama's energy policy

In the past month, United States oil price up $ 0.3 per gallon, rising to 3.9 dollars per gallon, try to replaced the Democratic Party in the November 6 elections Republicans have seized the issue to attack Obama's energy policy

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