Infinitives

Question 1

What case is the subject of an infinitive in?

Answer 1

accusative

Question 2

What words set up complementary infinitives?

Answer 2

possum = be able, can
cupio = wish
volo = wish
nolo = be unwilling, not wish
malo = prefer
iubeo = order
debeo = ought
prohibeo = prevent
audeo = dare
coepi = began
conor = try, attempt
tempto = try, attempt
videor = seem
constituo = decide
maturo = hasten

Question 3

“could have _____” is expressed by the:

Answer 3

perfect indicative of possum with a present infinitve

Question 4

“ought to have _____” is expressed by the:

Answer 4

perfect indicative of debeo with a present infinitive

Question 5

Subject Infinitives

Answer 5

Used as the subjects of other verbs, especially forms of sum, esse, fui, futurus.
The infinitive is a neuter noun, so a predicate adjective agreeing with the infinitive will be neuter.

Question 6

The introducing verbs of indirect statements can be categorised under:

Answer 6

saying, knowing, thinking, perceiving, learning

Question 7

Present Infinitive denotes action happening __________ the action of the introducing verb.

Answer 7

at the same time as

Question 8

Perfect Infinitive denotes action happening __________ the action of the introducing verb.

Answer 8

before

Question 9

Future Infinitive denotes action happening __________ the action of the introducing verb.

Answer 9

after

Question 10

Instead of using dico —– non to express “say —– not”, use

Answer 10

nego = deny, say —– not

Question 11

Verbs meaning promise to, hope to, and expect to are usually followed by:

Answer 11

a future infinitive with subject accusative

Question 12

In place of the rarely used future passive infinitive, use:

Answer 12

fore (or futurum esse) + ut (or ut —– non) with the subjunctive verb (present subjunctive if the introducing verb is present, imperfect subjunctive if the introducing verb is past).
exception: possum uses its present infinitive in place of the missing future infinitive.