单项选择题
A.2,000,000 B.200,000 C.400,000 D.2,000, 000,000
A.very short B.about 1.5 hours at a time C.about 12 days D.a day long
A.the suppliers have no power to sell B.California don't really need the power C.the governor needs to approve the sale D.the utilities have no credit