in order to look after her sick son,the old lady for a monht's _________.是选holiday还是选vacation
问题描述：
in order to look after her sick son,the old lady for a monht's _________.是选holiday还是选vacation
答
选vacation 假期
而holiday 假日；节日；休息日
根据句子意思,改选vacation 一个月的休假