Hartwick college is a small liberal-arts school in upstate New York. Now it makes this offer to students, earn your undergraduate (67) in three years instead of four, and save about $ 43,000--the amount of one year’s (68) and fees. This could become the higher-education (69) of the fuel- efficient car.And that’s both an opportunity and a (70) for the best higher-education (71) in the world. During the 1960s the United States made almost all of the world’s best (72) . Detroit’s Big Three--Ford, Chrysler, General Motors--sold more than 80 percent of cars in the United States. (73) that domination had its own inherent risks. The Big Three kept producing big gas guzzlers (高油耗汽车) (74) the Europeans and Japanese perfected (75) , fuel-efficient cars. Today, foreign competitors make most of the world’s best cars, and the Big Three (76) less than half the cars sold in the United States. A. mistake B. lesson C. class D. fault