Coniugazione del verbo inglese
CAN DOUBT

Verbo regolare: doubt - doubted - doubted

Affermazione

Forma semplice	Forma con V-ing
I can doubt you can doubt he can doubt we can doubt you can doubt they can doubt	I can be doubting you can be doubting he can be doubting we can be doubting you can be doubting they can be doubting
Perfetto	Perfetto con V-ing
I can have doubted you can have doubted he can have doubted we can have doubted you can have doubted they can have doubted	I can have been doubting you can have been doubting he can have been doubting we can have been doubting you can have been doubting they can have been doubting

Negazione

Forma semplice	Forma con V-ing
I can't doubt you can't doubt he can't doubt we can't doubt you can't doubt they can't doubt	I can't be doubting you can't be doubting he can't be doubting we can't be doubting you can't be doubting they can't be doubting
Perfetto	Perfetto con V-ing
I can't have doubted you can't have doubted he can't have doubted we can't have doubted you can't have doubted they can't have doubted	I can't have been doubting you can't have been doubting he can't have been doubting we can't have been doubting you can't have been doubting they can't have been doubting

Forma interrogativa

Forma semplice	Forma con V-ing
can I doubt? can you doubt? can he doubt? can we doubt? can you doubt? can they doubt?	can I be doubting? can you be doubting? can he be doubting? can we be doubting? can you be doubting? can they be doubting?
Perfetto	Perfetto con V-ing
can I have doubted? can you have doubted? can he have doubted? can we have doubted? can you have doubted? can they have doubted?	can I have been doubting? can you have been doubting? can he have been doubting? can we have been doubting? can you have been doubting? can they have been doubting?

Forma interro-negativa

Forma semplice	Forma con V-ing
can't I doubt? can't you doubt? can't he doubt? can't we doubt? can't you doubt? can't they doubt?	can't I be doubting? can't you be doubting? can't he be doubting? can't we be doubting? can't you be doubting? can't they be doubting?
Perfetto	Perfetto con V-ing
can't I have doubted? can't you have doubted? can't he have doubted? can't we have doubted? can't you have doubted? can't they have doubted?	can't I have been doubting? can't you have been doubting? can't he have been doubting? can't we have been doubting? can't you have been doubting? can't they have been doubting?