二十多年来，他一直是我忠实的朋友。

He has been a ___faithful friend to me for over twenty years.

他那忠实的老狗到哪里都陪伴着他。

His ___faithful old dog accompanied him everywhere.

尽管公司最近遇到了困难，员工们依然保持忠诚。

Despite the company's recent troubles, the employees have remained ___faithful.