在如此背叛之后，他的愤怒是合理的。

His anger was ___justifiable after such a betrayal.

因此，我们可以理解这种态度在某种程度上是合理的。

Thus, we can understand that this attitude is, to some extent, ___justifiable.

考虑到迫在眉睫的威胁，政府的行动是合理的。

The government's action was ___justifiable given the imminent threat.