I can doubt you can doubt he can doubt we can doubt you can doubt they can doubt
Form mit V-ing
I can be doubting you can be doubting he can be doubting we can be doubting you can be doubting they can be doubting
Perfekt
I can have doubted you can have doubted he can have doubted we can have doubted you can have doubted they can have doubted
Perfekt mit V-ing
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
Negation
Einfache Form
I can't doubt you can't doubt he can't doubt we can't doubt you can't doubt they can't doubt
Form mit V-ing
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
Perfekt
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
Perfekt mit V-ing
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
Fragende Form
Einfache Form
can I doubt? can you doubt? can he doubt? can we doubt? can you doubt? can they doubt?
Form mit V-ing
can I be doubting? can you be doubting? can he be doubting? can we be doubting? can you be doubting? can they be doubting?
Perfekt
can I have doubted? can you have doubted? can he have doubted? can we have doubted? can you have doubted? can they have doubted?
Perfekt mit V-ing
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?
Fragende Negation Form
Einfache Form
can't I doubt? can't you doubt? can't he doubt? can't we doubt? can't you doubt? can't they doubt?
Form mit V-ing
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?
Perfekt
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?
Perfekt mit V-ing
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?