Implied Subjects. The subject can be expressed by a nominative:mercator Caecilium visitabat. mercator villam intravit.Or implied by the verb ending:mercator Caecilium visitabat. villam intravit.. cf.amici cum Caecilio cenabant. coquum laudaverunt.Friends were dining with Caecilius. They praised the cook.ancilla in atrio stabat. dominum salutavit.The slave-girl was standing in the hall. She greeted the master..