Monday, May 26, 2008

future perfect

habré inventado
habremos inventado
habrás inventado
habréis inventado
habrá inventado
habrán inventado

Para el año 2050 los científicos habrán descubierto otras fuentes de energía.
By 2050, scientists will have discovered other energy sources.


The future perfect tense is often used with dentro de + time.

Dentro de cinco años, habremos aprendido mucho sobre la genética.
In five years, we will have learned a lot about genetics.


You also use the future perfect tense to speculate about something that may have happened in the past.


Laura no me llamó. ¿Qué le habrá pasado?

Se habrá enterado de que no ibas.


Laura didn’t call me. What could have happened to her?

Perhaps she found out you were not coming.

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