他未能履行他作为父亲的职责。

He has failed to ___fulfil ___his ___duties as a father.

因此，她仔细而精确地履行她的职责。

Therefore, she ___fulfils ___her ___duties carefully and precisely.

履行你的责任以获得尊重很重要。

It is important to ___fulfil ___your ___responsibilities to gain respect.