huì bào duì xiàng lín shí biàn huà shí, bù yī dìng yào zhòng zuò cái liào, dàn jiǎng shù shùn xù yào tiáo zhěng

汇报对象临时变化时，不一定要重做材料，但讲述顺序要调整。

When the audience for a presentation changes suddenly, you don't necessarily have to redo the materials, but you should adjust the order of your narration.