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