我希望他们离开前有足够的常识把窗户关上。

I hope they'll have the good ___sense to shut the windows before they leave.

等下去没有意义——下一班火车要两个小时才来。

There's no ___sense in waiting - the next train isn't for two hours.

人们应该有意识妥善处理所有垃圾。

People should have the ___sense to dispose of all the waste properly.