huódòng / de / tóutiān / gōngzuòrényuán / jiù / bǎ / yīnxiǎng / hé / zuòyǐ / quánbù / bùzhì / hǎo / le活动的头天,工作人员就把音响和座椅全部布置好了。The day before the event, the staff had already set up all the speakers and chairs.