can regrind
Irregular verb: regrind - reground- reground

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can regrind
you can regrind
he can regrind
we can regrind
you can regrind
they can regrind 	I can be regrinding
you can be regrinding
he can be regrinding
we can be regrinding
you can be regrinding
they can be regrinding	I can have reground
you can have reground
he can have reground
we can have reground
you can have reground
they can have reground	I can have been regrinding
you can have been regrinding
he can have been regrinding
we can have been regrinding
you can have been regrinding
they can have been regrinding	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot regrind
you cannot regrind
he cannot regrind
we cannot regrind
you cannot regrind
they cannot regrind 	I cannot be regrinding
you cannot be regrinding
he cannot be regrinding
we cannot be regrinding
you cannot be regrinding
they cannot be regrinding	I cannot have reground
you cannot have reground
he cannot have reground
we cannot have reground
you cannot have reground
they cannot have reground	I cannot have been regrinding
you cannot have been regrinding
he cannot have been regrinding
we cannot have been regrinding
you cannot have been regrinding
they cannot have been regrinding	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I regrind?
can you regrind?
can he regrind?
can we regrind?
can you regrind?
can they regrind? 	can I be regrinding?
can you be regrinding?
can he be regrinding?
can we be regrinding?
can you be regrinding?
can they be regrinding? 	can I have reground?
can you have reground?
can he have reground?
can we have reground?
can you have reground?
can they have reground? 	can I have been regrinding?
can you have been regrinding?
can he have been regrinding?
can we have been regrinding?
can you have been regrinding?
can they have been regrinding? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not regrind?
can you not regrind?
can he not regrind?
can we not regrind?
can you not regrind?
can they not regrind? 	can I not be regrinding?
can you not be regrinding?
can he not be regrinding?
can we not be regrinding?
can you not be regrinding?
can they not be regrinding? 	can I not have reground?
can you not have reground?
can he not have reground?
can we not have reground?
can you not have reground?
can they not have reground? 	can I not have been regrinding?
can you not have been regrinding?
can he not have been regrinding?
can we not have been regrinding?
can you not have been regrinding?
can they not have been regrinding?