Infinitives Present Active Infinitive = 2nd prin. part amo, AMA/RE, amavi, amatus, -a, -um to love (The action of the present infinitive happens at the same time as the action of the main verb) Present Passive Infinitive – change final -e  -i amare – to love  amari – to be loved docēre – to teach  docēri – to be taught 3rd conj. changes the whole ending: ducere - to lead  duci - to be led audire– to hear  audiri – to be heard

amo, amare, amavi, amatus-a-um (Perfect – before the main verb) Perfect Active Inf. = perf. stem (from 3rd prin. part) + esse amavisse / to have loved Perfect Passive Inf. = perf. pass. part. + esse amatus esse / to have been loved (Future – after the main verb)(sum, esse, fui, futurus-a-um) Future Active Inf. = participial stem + -urus + esse amaturus esse / to be about to love

Indirect Statement A verb of mental action leads to acc. + inf. {the acc. + inf. is the Indirect Statement} spero Iacobum Dianam amare. I hope [that] Jack loves Diane. acc. subj. of inf. acc. obj. of inf. same time as main verb speravi Iacobum Dianam amare. I hoped [that] Jack loved Diane. acc. subj. of inf. acc. obj. of inf. same time as main verb scio Iacobum a Diana amari. I know [that] Jack is loved by Diane.

puto Iacobum olim Annam amavisse. I think [that] Jack once loved Anna. acc. subj. of inf. acc. obj. of inf. before the main verb putavi eum Poppaeam amavisse. I thought [that] he had loved Poppaea. subj. of inf. obj. of inf. before the main verb scio eum ab Anna amatum esse. I know [that] he was loved by Anna. subj. of inf. abl. of agent before the main verb putavi Dianam a Marco amatam esse. I thought [that] Diane had been loved by Mark. subj. of inf. abl. of agent before the main verb

spero eum me amaturum esse spero eum me amaturum esse. I hope [that] he is going to love me/will love me. acc. subj. of inf. after the main verb scivi eam Iacobum amaturam esse. I knew [that] she was going to/would love Jack. subj. of inf. after the main verb