| FOR | "durante" | I've slept here for two weeks | He dormido aquí (durante) dos semanas. |
| SINCE | "desde" | I've lived here since I was born | Vivo aquí desde que nací. |
| ALREADY | afirmativa: "ya" | I've already seen it | Ya lo he visto |
| YET | INTERROGATIVA: ¿ya...?" | Have you seen it yet? | -¿Ya lo has visto? |
| YET | NEGATIVA "aún no". | I haven't seen it yet | - Aún no lo he visto. |
| JUST | "acabar de..." | She's just gone | Acaba de irse |
| EVER | "alguna vez" | Have you ever seen a flying saucer ? | ¿Has visto alguna vez un platillo volante? |
| NEVER | "nunca" | I've never seen a flying saucer | Nunca he visto un platillo volante. |