他回忆，从7月29日开始，涿州一直下大暴雨，但他没有多想。到了31日晚上8点，雨停了。可半个小时后，水从北边漫过来，下水道不断喷水。这时，他开始紧张，赶忙收拾一岁半孙子的衣服、奶粉和奶瓶，准备离开市场。但是没想到一坐进车里，车无法发动，水也漫进鞋里，他无奈下车，逃到大货车上。

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