Coniugazione del verbo inglese
CAN PREEN

Verbo regolare: preen - preened - preened

Affermazione

Forma semplice	Forma con V-ing
I can preen you can preen he can preen we can preen you can preen they can preen	I can be preening you can be preening he can be preening we can be preening you can be preening they can be preening
Perfetto	Perfetto con V-ing
I can have preened you can have preened he can have preened we can have preened you can have preened they can have preened	I can have been preening you can have been preening he can have been preening we can have been preening you can have been preening they can have been preening

Negazione

Forma semplice	Forma con V-ing
I cannot preen you cannot preen he cannot preen we cannot preen you cannot preen they cannot preen	I cannot be preening you cannot be preening he cannot be preening we cannot be preening you cannot be preening they cannot be preening
Perfetto	Perfetto con V-ing
I cannot have preened you cannot have preened he cannot have preened we cannot have preened you cannot have preened they cannot have preened	I cannot have been preening you cannot have been preening he cannot have been preening we cannot have been preening you cannot have been preening they cannot have been preening

Forma interrogativa

Forma semplice	Forma con V-ing
can I preen? can you preen? can he preen? can we preen? can you preen? can they preen?	can I be preening? can you be preening? can he be preening? can we be preening? can you be preening? can they be preening?
Perfetto	Perfetto con V-ing
can I have preened? can you have preened? can he have preened? can we have preened? can you have preened? can they have preened?	can I have been preening? can you have been preening? can he have been preening? can we have been preening? can you have been preening? can they have been preening?

Forma interro-negativa

Forma semplice	Forma con V-ing
can I not preen? can you not preen? can he not preen? can we not preen? can you not preen? can they not preen?	can I not be preening? can you not be preening? can he not be preening? can we not be preening? can you not be preening? can they not be preening?
Perfetto	Perfetto con V-ing
can I not have preened? can you not have preened? can he not have preened? can we not have preened? can you not have preened? can they not have preened?	can I not have been preening? can you not have been preening? can he not have been preening? can we not have been preening? can you not have been preening? can they not have been preening?