Gasoline futures soared on Friday in anticipation of higher demand this summer, but gains were limited as a plunge in U. S. home sales added to worries about the pace of U. S. economic recovery.

汽油期货在周五飞涨，预示着今年夏天会有更大的石油需求，但是随着美国房市交易的猛跌，再加上对美国经济复苏速度的担忧，石油的利润不高。