题目

阅读下面材料，根据其内容和所给段落开头语续写两段，使之构成一篇完整的短文。My school had a tradition. Every year during the eighth grade graduation, a beautiful gold and green jacket with the winner's name was awarded to the student who had maintained the highest grade for eight years.I fully expected to win that jacket. I had been a straight A plus student since the first grade. But because I was born in a poor farmer's family, I couldn't afford a sports school jacket. This scholarship jacket was my only chance.One day I was almost back at my classroom's do合肥市的道路网为方格——环行——放射式，如果这种道路网中没有环路则可能造成的主要问题是 [　　] A．城市中心区的拥堵 B．城市郊区的居民难以进入市中心 C．城市中心区的环境污染严重 D．各种交通车辆竞争激烈