Fill in the blanks in the usual manner. Click on the check button -- correct answers will be greyed out. If you prefer a more passive form of learning, skip to the hints below.
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| posse - to be able | |
| Present Indicative | possunt |
| Imperfect Indicative | poterant |
| Future Indicative | poterunt |
| Perfect Indicative | pouterunt |
| Pluperfect Indicative | potuerant |
| Fututre Perfect Indicative | potuerint |
| Present Subjunctive | possint |
| Imperfect Subjunctive | possent |
| Perfect Subjunctive | potuerint |
| Pluperfect Subjunctive | potuissent |