B
quickly表示迅速.
fast表示走或跑得快；swiftly表示动作麻利；soon表示时间间隔很短.这三个选项用在这里都不合适.动作麻利也行呀动作麻利一般用于复杂一点的动作吧！举一些例子吧 swiftly的拜托了the capacity to respond swiftly to market changes 对市场变化能迅速作出反应的能力These antibodies can't be the whole story, though, because people without themalso responded swiftly to the vaccine. 这些抗体还不是故事的全部，因为人们即使没有它们也能对疫苗迅速应答。So we have to move swiftly, and we have to move wisely. 所以我们必须得即刻就行动了,而且我们得要明智地行动。www.kekenet.comAs I looked swiftly away, it seemed to me that his glance held some kind of unmetexpectation. 我很快地看向别处，对我来说他的目光里似乎带着某种得不到满足的渴望。后两例是swiftly的另一种意义：move very quickly。