prudent

在雨天开车时减速是明智的做法。

It's ___prudent to slow down when driving in the rain.

从每笔工资中留出一部分以备不时之需，是审慎的做法。

It is ___prudent to set aside part of each paycheck for unexpected expenses.

在更新操作系统之前备份重要文件，是稳妥的做法。

It would be ___prudent to back up important files before updating the operating system.