will keep, will maintain
| Singular | Plural | |
|---|---|---|
| First | mantenerme | — |
| Singular | Plural | |
|---|---|---|
| First | mantendré | mantendremos |
| Second | mantendrás | — |
| Third | mantendrá | mantendrán |
| Singular | Plural | |
|---|---|---|
| First | mantendré | mantendremos |
| Second | mantendrás | — |
| Third | mantendrá | mantendrán |
They will keep their promise.
Tom y María mantendrán su promesa.
Tom and Maria will keep their promise.
Y lo mantendrán tan impecable como los muslos de la Virgen María.
And they will keep it as flawless as the thighs of the Virgin Mary.
— Sin novedad en el frente (2022)
Los agentes que hay con ustedes les mantendrán al corriente.
The agents who are with you will keep you informed.
— [REC] (2007)