第1个回答 2016-09-27
Beijing has a history of over 3,000 years with a population of nearly 13 million and a lot of places of interest around it.In recent years,the city of Beijing has been advancing very quickly.You can see more museums,parks an shopping centers here and there.More and more highways and overhead walkways have been built up.What's more,a lot more buses which burn cleaner fuel本回答被网友采纳