题目

阅读下面的短文，然后根据短文内容回答问题。In April, there is a special day when people remember their ancestors（祖先）. It is Tomb-Sweeping Day, also known as Qingming Festival. This year, the holiday falls on April 5.Tomb-Sweeping Day is a traditional Chinese holiday. On this day, families bring flowers, food and wine to the tombs（墓）of their ancestors.They first sweep dust off the tombs. After that; they put cakes and fruits in front of the tombs and remember their dead（去世的）family members.Why do Chinese people do this? It's because people believe that汽车夜间驾驶，车内黑洞洞的，司机为什么不开车内的灯？