to sharpen
Verbo regular: sharpen - sharpened- sharpened

Indicativo 	
Presente 	Presente contínuo 	Pretérito 	Preterito contínuo 	
I sharpen
you sharpen
he sharpens
we sharpen
you sharpen
they sharpen 	I'msharpening
you'resharpening
he'ssharpening
we'resharpening
you'resharpening
they'resharpening	I sharpened
you sharpened
he sharpened
we sharpened
you sharpened
they sharpened	Iwassharpening
youweresharpening
hewassharpening
weweresharpening
youweresharpening
theyweresharpening	
Presente perfeito 	Presente perfeito contínuo 	Mais perfeito 	Contínuo mais perfeito 	
I've sharpened
you've sharpened
he's sharpened
we've sharpened
you've sharpened
they've sharpened	I'vebeen sharpening
you'vebeen sharpening
he'sbeen sharpening
we'vebeen sharpening
you'vebeen sharpening
they'vebeen sharpening	I'd sharpened
you'd sharpened
he'd sharpened
we'd sharpened
you'd sharpened
they'd sharpened	I'd been sharpening
you'd been sharpening
he'd been sharpening
we'd been sharpening
you'd been sharpening
they'd been sharpening	
Futuro 	Futuro contínuo 	futuro perfeito 	futuro perfeito contínuo 	
I'll sharpen
you'll sharpen
he'll sharpen
we'll sharpen
you'll sharpen
they'll sharpen 	I'll be sharpening
you'll be sharpening
he'll be sharpening
we'll be sharpening
you'll be sharpening
they'll be sharpening	I'll have sharpened
you'll have sharpened
he'll have sharpened
we'll have sharpened
you'll have sharpened
they'll have sharpened	I'll have been sharpening
you'll have been sharpening
he'll have been sharpening
we'll have been sharpening
you'll have been sharpening
they'll have been sharpening	

Condicional 	
Presente 	Presente contínuo 	Passado 	Passado contínuo 	
I'd sharpen
you'd sharpen
he'd sharpen
we'd sharpen
you'd sharpen
they'd sharpen 	I'd be sharpening
you'd be sharpening
he'd be sharpening
we'd be sharpening
you'd be sharpening
they'd be sharpening	I'd have sharpened
you'd have sharpened
he'd have sharpened
we'd have sharpened
you'd have sharpened
they'd have sharpened	I'd have been sharpening
you'd have been sharpening
he'd have been sharpening
we'd have been sharpening
you'd have been sharpening
they'd have been sharpening	

Infinitivo 	
Imperativo 	
Infinitivo 	 	Imperativo 	 	
to sharpen 	 	sharpen
Let's sharpen
sharpen 	 	

Particípio 	
Presente 	Passado 	 	 	
sharpening	sharpened