can sharpen
Regelmä&szlig;iges Verb: sharpen - sharpened- sharpened

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I can sharpen
you can sharpen
she can sharpen
we can sharpen
you can sharpen
they can sharpen 	I can be sharpening
you can be sharpening
she can be sharpening
we can be sharpening
you can be sharpening
they can be sharpening	I can have sharpened
you can have sharpened
she can have sharpened
we can have sharpened
you can have sharpened
they can have sharpened	I can have been sharpening
you can have been sharpening
she can have been sharpening
we can have been sharpening
you can have been sharpening
they can have been sharpening	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I can't sharpen
you can't sharpen
she can't sharpen
we can't sharpen
you can't sharpen
they can't sharpen 	I can't be sharpening
you can't be sharpening
she can't be sharpening
we can't be sharpening
you can't be sharpening
they can't be sharpening	I can't have sharpened
you can't have sharpened
she can't have sharpened
we can't have sharpened
you can't have sharpened
they can't have sharpened	I can't have been sharpening
you can't have been sharpening
she can't have been sharpening
we can't have been sharpening
you can't have been sharpening
they can't have been sharpening	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
can I sharpen?
can you sharpen?
can she sharpen?
can we sharpen?
can you sharpen?
can they sharpen? 	can I be sharpening?
can you be sharpening?
can she be sharpening?
can we be sharpening?
can you be sharpening?
can they be sharpening? 	can I have sharpened?
can you have sharpened?
can she have sharpened?
can we have sharpened?
can you have sharpened?
can they have sharpened? 	can I have been sharpening?
can you have been sharpening?
can she have been sharpening?
can we have been sharpening?
can you have been sharpening?
can they have been sharpening? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
can't I sharpen?
can't you sharpen?
can't she sharpen?
can't we sharpen?
can't you sharpen?
can't they sharpen? 	can't I be sharpening?
can't you be sharpening?
can't she be sharpening?
can't we be sharpening?
can't you be sharpening?
can't they be sharpening? 	can't I have sharpened?
can't you have sharpened?
can't she have sharpened?
can't we have sharpened?
can't you have sharpened?
can't they have sharpened? 	can't I have been sharpening?
can't you have been sharpening?
can't she have been sharpening?
can't we have been sharpening?
can't you have been sharpening?
can't they have been sharpening?