公司对投诉做出了迅速回应。

The company issued a ___swift response to the complaint.

音乐家在音乐会上的快速独奏令人叹为观止。

The musician's ___swift solos during the concert were breathtaking.

新政策的迅速实施让所有人感到惊讶。

The ___swift implementation of the new policy surprised everyone.