People enjoy living in large cities. But cities have problems. One problem is that they frequently grow very rapidly.Transportation(23) complicated. There are a lot of cars, buses and bicycles. As a result, people are trying to improve the big cities, and they are also planning for new cities. Plan A is a largecity(24) smaller cities aroundit. There is an open land with trees, fields, and lakes between the large city and smaller cities. Each small city is(25)_ . It has offices, schools, hospitals, and places of entertainment. In Plan B the citiesare(26) _by a road. In Plan c, the cities are in rings around the central city and all of them are connected to each other. The goal of all these plans is to limitthe(27) of the large city. 23. A. becomes B. returns C. happens D. develops 24. A. in at B. for C. with D. 25. A. entire B. finished C. total D. complete 26. Ạ. chain B. connected C. attached D. fastened 27. A. progress B. growth C. movement D. improvement

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