【题目】Fiona doesn't want to go for an outing this afternoon. She would rather ________ at home.
A.stayB.stayingC.to stayD.stays
【答案】A
【解析】
句意：Fiona今天下午不想去郊游。她宁愿待在家里。
stay待，停留，动词原形；staying动名词或现在分词形式；to stay动词不定式；stays第三人称单数形式。句中使用了句型would rather do sth.“宁愿做某事”，这里应用原形，故选A。