标签：话题作文 话题 英语四级作文
字数：1200字
提要：Traffic and population1. 交通问题已经成为大城市的主要问题之一。2. 快速增长的人，是造成交通问题的原因。3. 应采取措施解决这个问题。 Traffic problems have become one of the major problems in cities. Streets are always crowed with vehicles and pedestrains, especially in rush hours. What is more, traffic accidents have made streets become one of the most dangerous places. But why is this problem becomi..