从下列单词中选择适当的词填空，每个词只能用一次。form on without popular even most who it much no by and Cars are an important part of life in the United States. Without a car ______ people feel that they are poor. And ______ if a person is poor he doesn’t feel really poor when he has a car. Henry Ford was the man ______ first started making cars in large numbers. He probably didn’t know how ______ the car was going to affect American culture. The car made the United States a nation ______ wheels. And it helped to make the United States what ______ is today. There are three main reasons why the car became so ______ in the United States. First of all, the country is a huge one ______ Americans like to move around in it. The car provides the most comfortable and cheapest ______ of transportation. With a car people can go anywhere ______ spending a lot of money.