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