VERBO AUXILIAR = TO HAVE (future tense)
VERBO PRINCIPAL = PAST PARTICIPLE
TO BEGIN - BEGAN - BEGUN = começar
I will have begun - CONTRACTION: I'll have begun
You will have begun - You'll have begun
He will have begun - He'll have begun
She will have begun - She'll have begun
It will have begun - It'll have begun
We will have begun - We'll have begun
You will have begun - You'll have begun
They will have begun - They'll have begun
USO DO FUTURE PERFECT TENSE
O FUTURE PERFECT TENSE descreve uma AÇÃO QUE ESTARÁ COMPLETADA EM UMA CERTA ÉPOCA NO FUTURO.
The film will have begun by the time she finishes dressing.
will have begun = future perfect
finishes = simple present
(O filme terá começado quando ela acabar de se vestir.)
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