suburbs. Some Americans spend two hours a day or more\rin their cars, going to work and back home. Cars have become the means of transportation for\rmost Americans when they go shopping and even go on vacations. In the past, Americans liked\rbig cars and the gas wasn't expensive. However, the price of gas has greatly increased in recent\ryears. Smaller cars and foreign cars have become very common. That's why Japanese and German\rcars sell well in the U.S.\rQuestions 11 and 15 are based on the conversation you've just heard.\r11. When did the family car become common in America?\r12. Why do more Americans have to drive to work?\r13. Why do people like smaller cars now?\r14. How popular are Japanese and German cars in the U.S.?\r15. What does the speaker mainly talk about?