In the US, ________ produces over half of the petroleum, three quarters of the natural gas, and all of the natural sulfur of the country.
A、the South
B、the Midwest
C、New England
D、the Pacific Coast
【正确答案】：A
【题目解析】：The South is rich in mineral resources. Both coal and iron ore, found in Alabama, have become the basis of many of the South’s heavy industries. The South is also one of the richest oil-producing regions in the world. Today it produces over half of the petroleum, three quarters of the natural gas, and all of the natural sulfur of the United States.参见教材P181。