I'll be knocking you'll be knocking she'll be knocking we'll be knocking you'll be knocking they'll be knocking
Futur antérieur
I'll have knocked you'll have knocked she'll have knocked we'll have knocked you'll have knocked they'll have knocked
Futur antérieur continu
I'll have been knocking you'll have been knocking she'll have been knocking we'll have been knocking you'll have been knocking they'll have been knocking