quán tǐ / shī shēng / zài / shēng qí / yí shì / shàng / xiàng / dì zhèn / yù nàn / tóng bāo / zhì āi全体师生在升旗仪式上向地震遇难同胞致哀。All teachers and students mourned for the earthquake victims during the flag-raising ceremony.