Tenses of the Infinitive.
175
6) The Perfect Infinitive represents an act as prior to the time of the verb on which it depends; as,videtur honores adseciitus esse, he seems to lzave gained honors; visus est hondres adseciitus esse, he seemed to have gained.honors. c) The Future Infinitive represents an act as subsequent to that of the verb on which it depends; as,videtur honores adseciitiirus esse, he seems to be about to gain honors; visus est honores adseciitiirus esse, he seemed to be about to gain. honors. Where the English says' ought to have done,' 'might have done,' potui (debebam, oportebat, poteram), with the Present Infinitive; as,debuit dicere, he ought to have said (lit. owed it to say); oportuit venire, lze ought to have come; potuit videre, he might lzave seen. 2.
etc., the Latin uses debui, oportuit,
a. Oportuit, vo16,nOlo (and in poetry some other verbs), may take a Perfect Infinitive instead of the Present; as,-
hoc jam pridem factum esse oportuit, this ought long ago to have been done.
3. PERIPHRASTICFUTUREINFINITIVE.Verbs that have no Participial Stem express the Future Infinitive Active and Passive by fore ut or futurum esse ut, with the Subjunctive; as,spero fore ut te paeniteat levitatis, I hope you will r:epent of your ficklmess (lit. hope it will happen that you repmt) ; spero futurum esse ut hostes arceantur, I hope that the enemy will be kept off. a. The Periphrastic Future Infinitive is often used, especially in the Passive, even in case of verbs which have the Participial Stem; as,spero fore ut bostes vincantur, I hope the memy will be conquered.
4. Passives and Deponents sometimes form a Future Perfect Infinitive with fore; as,spero
epistulam scriptam fore, 1 hope the letter will have beeÂť wrt'tten; puto me omnia .adeptum fore, 1 think that 1 shall have galned euerything,