could doubt
Regelmä&szlig;iges Verb: doubt - doubted- doubted

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I could doubt
you could doubt
she could doubt
we could doubt
you could doubt
they could doubt 	I could be doubting
you could be doubting
she could be doubting
we could be doubting
you could be doubting
they could be doubting	I could have doubted
you could have doubted
she could have doubted
we could have doubted
you could have doubted
they could have doubted	I could have been doubting
you could have been doubting
she could have been doubting
we could have been doubting
you could have been doubting
they could have been doubting	

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

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