VOA常速英语2008年-Wheat Prices Surging to Historic Highs

Wheat futures¹ shot up this week to near the all-time high ($11.6975 a bushel) as foreign buyers scrambled² to lock in supplies. A combination³ of bad weather, increasing global demand and export slowdowns in wheat producing countries has more than doubled the price of wheat since last year. To make matters worse, growing demand for biofuel crops such as corn means farmers are planting less wheat. For consumers it is a recipe for higher food prices. VOA's Mil Arcega reports.