Flying there_ us about two and a half hours yesterday.A.cost B.spent C.paid D.took

问题描述:

Flying there_ us about two and a half hours yesterday.A.cost B.spent C.paid D.took

应选
A.cost求简析如果要用其它三个选项,那么句子的主语必须是人即somebody,而该句的主语是动名词。只有cost可以接受主语不是人。