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【案例背景】为了保障行人和我校学生上下学的交通安全,在20世纪90年代末,政府在我校门口建立了一座人行天桥。这个看似平凡普通的桥梁,每天都对我们的生活发挥着不小的作用。可是,最近报纸上报道了有不少繁华道路的人行天桥都纷纷被拆除。很多人接送孩子为了抄近路节省时间,放弃走天桥而选择直接走旁边的斑马线。这座桥梁在我们的生活中还扮演着重要的作用吗?走天桥好,还是走斑马线呢?在上学期伊始,同学们经过讨论,确定了综
【Case Background】 In order to ensure traffic safety for pedestrians and students in our school, a government pedestrian bridge was set up in front of our school in the late 1990s. This seemingly ordinary bridge, every day to our life playing a not small role. However, the newspaper recently reported that many pedestrian bridges with many busy roads have been dismantled. Many people pick and choose to save time in order to take a shortcut, give up walking the bridge and choose to go directly next to the zebra crossing. Does this bridge play an important role in our life? Is it good to walk the bridge or take the zebra crossing? At the beginning of the semester, the students discussed and confirmed the comprehensive