我们一时兴起决定去海边，因为阳光明媚。

We decided to go to the seaside ___on ___the ___spur ___of ___the ___moment because the sun was shining.

他经常一时冲动买衣服，然后又后悔自己的选择。

He often buys clothes ___on ___the ___spur ___of ___the ___moment and then regrets his choices.

一时冲动辞掉工作是一个他后来开始质疑的决定。

Quitting his job ___on ___the ___spur ___of ___the ___moment was a decision he later came to question.