完形填空(共15小题；每小题2分．满分30分)
阅读下面短文，掌握其大意．然后从1—15各题所给的A、B、C和D项中，选出最佳选项，并在答题卡上将该项涂黑。
Shopping habits in the United States have changed greatly in the last quarter of the 20th century. Early in the 1900s most American towns and cities had a Main Street. Main Street was always in the heart of a town. This street was 1     on both sides with many 2     businesses. Here, shoppers walked into stores to look at all sorts of merchandise: clothing, furniture, hardware, groceries. 3     , some shops offered 4        .These shops included drugstores, restaurants, shoe-repair stores, and barber or hairdressing shops. 5         in the 1950s, a change began to 6       .Too many automobiles had crowded into Main Street while too few parking places were 7     shoppers. Because the streets were crowded, merchants began to look with interest at the open spaces 8     the city limits. Open space is what their car-driving customers needed.
And open space is what they got when the first shopping centre was built. Shopping centres, or rather malls, 9   as a collection of small new stores 10    crowded city centres. 11    by hundreds of free parking space, customers were drawn away from 11 areas to outlying malls. And the growing 12    of shopping centres led 13    to the building of bigger and better stocked stores. By the late 1970s, many shopping malls had almost developed into small cities themselves. In addition to providing the 15    of one stop shopping, malls were transformed into landscaped parks, with benches, fountains, and outdoor entertainment.
1. A. built      B. designed    C. intended      D. lined
2. A. varied     B. various     C. sorted        D. mixed up
3. A. Apart from B. However     C. In addition   D. As well
4. A. medical care              B. food          C. cosmetics  D. services
5. A. suddenly   B. Abruptly    C. Contrarily    D. But
6. A. be taking place B. take place              C. be taken place D. have taken place
7. A. available for             B. available to  C. used by    D. ready for
8. A. over       B. from        C. out of        D. outside
9. A. started    B. founded     C. set up        D. organized
10. A. out of     B. away from   C. next to       D. near
11. A. Attracted  B. Surprised   C. Delighted     D. Enjoyed
12. A. inner      B .central     C. shopping      D. downtown
13. A. distinction               B. fame          C. popularity D. liking
14. A. on         B. in turn     C. by turns      D. further
15. A. cheapness  B. readiness   C. convenience   D. handiness