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

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit 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	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	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I cannot doubt
you cannot doubt
he cannot doubt
we cannot doubt
you cannot doubt
they cannot doubt 	I cannot be doubting
you cannot be doubting
he cannot be doubting
we cannot be doubting
you cannot be doubting
they cannot be doubting	I cannot have doubted
you cannot have doubted
he cannot have doubted
we cannot have doubted
you cannot have doubted
they cannot have doubted	I cannot have been doubting
you cannot have been doubting
he cannot have been doubting
we cannot have been doubting
you cannot have been doubting
they cannot have been doubting	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit 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? 	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? 	

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