Listen to the passage and supply the missing words or phrases. Answer the following two quetions based on what you have heard. As the car industry develops, traffic accidents have become as (1). as the common cold, yet their cause and control (2) a serious problem that is difficult to solve. (3) have long recognized that this discouraging problem has notable causes. At the very least, it is a problem that (4) three factors: the driver, the (5) and the roadway. If all drivers exercised good (6) at all times, there would be fewer accidents. But this is rather like saying that if all people were honest, there would be no crime. (7) has helped to make highways much safer. But the tide of accidents continues to rise because of (8) and enormous increase in the number of (9) on the road. Attention is now turning increasingly to the third factor of the accident, the car itself. Since people assume that accidents are (10) , they want to know how cars can be built better to protect the drivers.