某城市交通事故周期英语作文

某城市交通事故周期英语作文

　　traffic accidents are one of the most serious problems in modern cities. many people have lost their lives every year.

　　the two graphs show the comparison of traffic accident cycles in a city for the past two years ( and ). in each graph, the arrow indicates the annual average point for each traffic accident. the chart for tells us that most traffic accidents happened in december, while early spring(march) has a relatively higher percent. traffic accidents decrease from april to october, and july has the lowest percentage of traffic accidents for .

　　in , the low points lasted for five months, from may,to september. the yearly peak of accidents was in february.in comparison with that in , the percentage of peak points decreased by 30%. the variation between monthly traffic accident percentages is much less than that of .

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