问题补充：
Beijing is the capital of China. It is also one of the birthplaces of the Chinese civilization (文明) and one of the six ancient capital cities in China. It is the second biggest city with an area of 17,020 square kilometers. Beijing is changing every day and it is becoming more and more beautiful. Now there are a lot of new buildings, modern shopping malls and large markets.
In the past, Beijing was very clean and quiet and most people went to work or school by bike. Things have changed a lot. Now people can take the bus, the underground or the taxi to go to work or school. It is fast and convenient.
The changes in Beijing have brought many advantages but they have also caused some problems: air pollution, noise pollution, sandstorms and lots of traffic.
【小题1】How many ancient capital cities are there in China?A．oneB．fiveC．sixD．seven【小题2】How many kinds of problems are mentioned in this passage?A．fourB．fiveC．sixD．seven【小题3】In the past, people went to work or school .A．by carB．by taxiC．by underground D．by bike【小题4】Which statement is the right?A．Beijing is the biggest city of China.B．There were many tall buildings in Beijing in the past.C．The transport in Beijing is fast and convenient.D．The changes to Beijing have only brought advantages.【小题5】Which is the best title of this passage?A．Beijing is the capital of China.B．Birthplace of China.C．The problems Beijing have now.D．Beijing’s past and present.C
答案：
(答案→)C
解析：这篇短文主要介绍了北京从过去到现在的一些变化。
【小题1】根据第一段and one of the six ancient capital cities in China. 描述，可知选C。
【小题2】根据最后一段caused some problems: air pollution, noise pollution, sandstorms and lots of traffic.描述，可知本文提到了四种问题。故选A。
【小题3】根据第二段In the past, Beijing was very clean and quiet and most people went to work or school by bike.描述，可知选D。
【小题4】根据第二段It is fast and convenient.描述，可知选C。
【小题5】这篇短文主要介绍了北京从过去到现在的一些变化。故选D。
