can dull
Regelmä&szlig;iges Verb: dull - dulled- dulled

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I can dull
you can dull
he can dull
we can dull
you can dull
they can dull 	I can be dulling
you can be dulling
he can be dulling
we can be dulling
you can be dulling
they can be dulling	I can have dulled
you can have dulled
he can have dulled
we can have dulled
you can have dulled
they can have dulled	I can have been dulling
you can have been dulling
he can have been dulling
we can have been dulling
you can have been dulling
they can have been dulling	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I can't dull
you can't dull
he can't dull
we can't dull
you can't dull
they can't dull 	I can't be dulling
you can't be dulling
he can't be dulling
we can't be dulling
you can't be dulling
they can't be dulling	I can't have dulled
you can't have dulled
he can't have dulled
we can't have dulled
you can't have dulled
they can't have dulled	I can't have been dulling
you can't have been dulling
he can't have been dulling
we can't have been dulling
you can't have been dulling
they can't have been dulling	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
can I dull?
can you dull?
can he dull?
can we dull?
can you dull?
can they dull? 	can I be dulling?
can you be dulling?
can he be dulling?
can we be dulling?
can you be dulling?
can they be dulling? 	can I have dulled?
can you have dulled?
can he have dulled?
can we have dulled?
can you have dulled?
can they have dulled? 	can I have been dulling?
can you have been dulling?
can he have been dulling?
can we have been dulling?
can you have been dulling?
can they have been dulling? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
can't I dull?
can't you dull?
can't he dull?
can't we dull?
can't you dull?
can't they dull? 	can't I be dulling?
can't you be dulling?
can't he be dulling?
can't we be dulling?
can't you be dulling?
can't they be dulling? 	can't I have dulled?
can't you have dulled?
can't he have dulled?
can't we have dulled?
can't you have dulled?
can't they have dulled? 	can't I have been dulling?
can't you have been dulling?
can't he have been dulling?
can't we have been dulling?
can't you have been dulling?
can't they have been dulling?