以 The changes of travelling in Shanghai 为题写一篇不少于60个词的短文.

Several years ago,most people went to work or school by bike or by bus.Then there are more underground trains.People started to take underground trains because they are faster.If people were in a hurry,they can take a taxi.Now,more and more people have their own cars.They travel in Shanghai by driving their own cars.
几年前,大多数人骑车或者坐公交车上班上学.然后有越来越多的地铁.人们开始坐地铁因为他们更快.如果人们很急,他们可以做出租车.现在,越来越多的人有自己的车.他们开自己的车子在上海旅行.