| Presente (Present) "open" | I | open | |
| Presente continuo (Present Continuous) "open" | I | am opening | |
| Pasado simple (Simple past) "open" | I | opened | |
| Pasado continuo (Past Continuous) "open" | I | was opening | |
| Presente perfecto (Present perfect) "open" | I | have opened | |
| Presente perfecto continuo (Present perfect continuous) "open" | I | have been opening | |
| Pasado perfecto (Past perfect) "open" | I | had opened | |
| Pasado perfecto continuo (Past perfect continuous) "open" | I | had been opening | |
| Futuro (Future) "open" | I | will open | |
| Futuro continuo (Future continuous) "open" | I | will be opening | |
| Futuro perfecto (Future perfect) "open" | I | will have opened | |
| Futuro perfecto continuo (Future perfect continuous) "open" | I | will have been opening |