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第三部分：阅读理解（共20小题；每小题2分，满分40分）
阅读下列短文，从每题所给A、B、C、D的四个选项中，选出最佳选项。
New York, London, Paris and other big cities are exciting places to live in. There are many interesting things to see and to do. You can go to different kinds of museums, plays and films. You can also buy things from all over the world.
But there are serious problems in big cities, too. The cost of living is high, and there are too many people in some places of big cities. Every year many people move to the cities to find jobs, to study at good schools and to receive good medical care. But sometimes these people can not find work or a good place to live in. Also, it is hard to keep the cities safe and clean.
Some people enjoy living in big cities, others do not. Before people move to a big city, they should think about the problems of living there.
56. Which is the best title this passage?
A. Big Cities B. New York, London and Paris
C. Exciting Places To Live In D. Serious Problems in Big Cities
57. Which of the following is true?
A. Big cities are not safe and clean enough.
B. People can easily find a good place to live in big cities.
C. Living in big cities doesn’t cost a lot.
D. All people like to live in big cities.
58. In this passage the author advises people __ .
A. to move to big cities
B. not to move to big cities
C. not to move to a big city without considering the problems there
D. not to think so much about the problems before they move to a big city
59. Which is NOT talked about in the passage?
A. New York and London are big cities, and so is Paris.
B. Big cities are better than small cities.
C. Big cities are exciting places to live in.
D. Big cities have a lot of serious problems.
