Futuro perfecto

Futuro perfecto construcción: will/shall + have + participio pasado (shown, seen).

Verbo ejemplar: to listen

I will have listened	We will have listened
You will have listened	You (guys) will have listened
He/she/it will have listened	They will have listened

Usamos el futuro perfecto para decir que una acción será acabada en un tiempo específico en el futuro

• By 2020 I will have travelled to New Zealand.
• She will have left her country to go abroad by next year.
• By next month they all will have received their promotion.
• Next school year coming She’ll have learned/learnt how to drive.

Usamos el futuro perfecto continuo para hablar acerca de algo que continuará hasta otra acción en el futuro

• We will have been here for eight months when he arrives.
• They shall have been with that shop for years by next Thursday.
• Susana will have lived in Madrid for two years by next March when her friend arrives.

Nótese que podemos utilizar la forma ‘be going to’ + have + participio pasado’ como un sustituto para la forma ‘will + have + participio’ como un tiempo Futuro Perfecto 

‘Am/is/are + going + to + have + participio pasado’:

• She is going to have lived in Paris for eight years by next December.
• I am going to have learned six languages if I continue my studying at this rate.

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