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为了更好的准备四六级考试，读书人编辑整理了一些资料供大家参考：
Cars are an important __1__ of life in the United States, __2__ most people feel that they are poor. And even if a person is poor he doesn't feel really poor __3__ he has a car.
There are two main reasons the car become so __4__ in the United States. __5__ of all the country is a huge one and Americans like to move __6__ in it. The car provides the most comfortable and cheapest form of transportation. ___7__ a car people can go any place without spending a lot of money. The second reason cars are popular is the fact ___8__ the United States never developed an efficient and inexpensive form of public ___9__ . Long distance trains have never been as common the United States as they are in other parts of the world. Nowadays there is good system of air service provided planes. But it is ___10__ expensive to be used frequently.
1. A. role B. part C. effect D. basis
2. A. without a car B. not with a car C. without no car D. with a car
3. A. although B. when C. whether D. but
4. A. qualified B. increasing C. developing D. popular
5. A. First B. Firstly C. At first D. The first
6. A. around B. on C. along D. forth
7. A. Through B. Since C. With D. As
8. A. which B. where C. that D. what
9. A. movement B. carriage C. shipping D. transportation
10. A. very B. so C. too D. as
