Coniugazione del verbo inglese
COULD FLATTEN

Verbo regolare: flatten - flattened - flattened

Affermazione

Forma semplice	Forma con V-ing
I could flatten you could flatten he could flatten we could flatten you could flatten they could flatten	I could be flattening you could be flattening he could be flattening we could be flattening you could be flattening they could be flattening
Perfetto	Perfetto con V-ing
I could have flattened you could have flattened he could have flattened we could have flattened you could have flattened they could have flattened	I could have been flattening you could have been flattening he could have been flattening we could have been flattening you could have been flattening they could have been flattening

Negazione

Forma semplice	Forma con V-ing
I couldn't flatten you couldn't flatten he couldn't flatten we couldn't flatten you couldn't flatten they couldn't flatten	I couldn't be flattening you couldn't be flattening he couldn't be flattening we couldn't be flattening you couldn't be flattening they couldn't be flattening
Perfetto	Perfetto con V-ing
I couldn't have flattened you couldn't have flattened he couldn't have flattened we couldn't have flattened you couldn't have flattened they couldn't have flattened	I couldn't have been flattening you couldn't have been flattening he couldn't have been flattening we couldn't have been flattening you couldn't have been flattening they couldn't have been flattening

Forma interrogativa

Forma semplice	Forma con V-ing
could I flatten? could you flatten? could he flatten? could we flatten? could you flatten? could they flatten?	could I be flattening? could you be flattening? could he be flattening? could we be flattening? could you be flattening? could they be flattening?
Perfetto	Perfetto con V-ing
could I have flattened? could you have flattened? could he have flattened? could we have flattened? could you have flattened? could they have flattened?	could I have been flattening? could you have been flattening? could he have been flattening? could we have been flattening? could you have been flattening? could they have been flattening?

Forma interro-negativa

Forma semplice	Forma con V-ing
couldn't I flatten? couldn't you flatten? couldn't he flatten? couldn't we flatten? couldn't you flatten? couldn't they flatten?	couldn't I be flattening? couldn't you be flattening? couldn't he be flattening? couldn't we be flattening? couldn't you be flattening? couldn't they be flattening?
Perfetto	Perfetto con V-ing
couldn't I have flattened? couldn't you have flattened? couldn't he have flattened? couldn't we have flattened? couldn't you have flattened? couldn't they have flattened?	couldn't I have been flattening? couldn't you have been flattening? couldn't he have been flattening? couldn't we have been flattening? couldn't you have been flattening? couldn't they have been flattening?