can knuckle
Regelmä&szlig;iges Verb: knuckle - knuckled- knuckled

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I can knuckle
you can knuckle
she can knuckle
we can knuckle
you can knuckle
they can knuckle 	I can be knuckling
you can be knuckling
she can be knuckling
we can be knuckling
you can be knuckling
they can be knuckling	I can have knuckled
you can have knuckled
she can have knuckled
we can have knuckled
you can have knuckled
they can have knuckled	I can have been knuckling
you can have been knuckling
she can have been knuckling
we can have been knuckling
you can have been knuckling
they can have been knuckling	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I cannot knuckle
you cannot knuckle
she cannot knuckle
we cannot knuckle
you cannot knuckle
they cannot knuckle 	I cannot be knuckling
you cannot be knuckling
she cannot be knuckling
we cannot be knuckling
you cannot be knuckling
they cannot be knuckling	I cannot have knuckled
you cannot have knuckled
she cannot have knuckled
we cannot have knuckled
you cannot have knuckled
they cannot have knuckled	I cannot have been knuckling
you cannot have been knuckling
she cannot have been knuckling
we cannot have been knuckling
you cannot have been knuckling
they cannot have been knuckling	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
can I knuckle?
can you knuckle?
can she knuckle?
can we knuckle?
can you knuckle?
can they knuckle? 	can I be knuckling?
can you be knuckling?
can she be knuckling?
can we be knuckling?
can you be knuckling?
can they be knuckling? 	can I have knuckled?
can you have knuckled?
can she have knuckled?
can we have knuckled?
can you have knuckled?
can they have knuckled? 	can I have been knuckling?
can you have been knuckling?
can she have been knuckling?
can we have been knuckling?
can you have been knuckling?
can they have been knuckling? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
can I not knuckle?
can you not knuckle?
can she not knuckle?
can we not knuckle?
can you not knuckle?
can they not knuckle? 	can I not be knuckling?
can you not be knuckling?
can she not be knuckling?
can we not be knuckling?
can you not be knuckling?
can they not be knuckling? 	can I not have knuckled?
can you not have knuckled?
can she not have knuckled?
can we not have knuckled?
can you not have knuckled?
can they not have knuckled? 	can I not have been knuckling?
can you not have been knuckling?
can she not have been knuckling?
can we not have been knuckling?
can you not have been knuckling?
can they not have been knuckling?