In 2002, General Motors showed the a new kind of car, called AUTOnomy. It doesn't have a ......... engine. It has a "fuel cell." This is a kind of electric battery. Because it uses electricity, ....... isn't a problem. ........, the fuel cell is inside the bottom of the car. ........, there is a lot more space. AUTOnomy is so .......... that drivers don't need a steering wheel. A small ....... controls the car. Drivers can sit anywhere they want-even in the back seat! The computer makes driving very ......... , too. General Motors says this car will change transportation forever. Perhaps we'll all .... like this one day!