can restring
Regular verb: restring - restringed- restringed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can restring
you can restring
he can restring
we can restring
you can restring
they can restring 	I can be restringing
you can be restringing
he can be restringing
we can be restringing
you can be restringing
they can be restringing	I can have restringed
you can have restringed
he can have restringed
we can have restringed
you can have restringed
they can have restringed	I can have been restringing
you can have been restringing
he can have been restringing
we can have been restringing
you can have been restringing
they can have been restringing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot restring
you cannot restring
he cannot restring
we cannot restring
you cannot restring
they cannot restring 	I cannot be restringing
you cannot be restringing
he cannot be restringing
we cannot be restringing
you cannot be restringing
they cannot be restringing	I cannot have restringed
you cannot have restringed
he cannot have restringed
we cannot have restringed
you cannot have restringed
they cannot have restringed	I cannot have been restringing
you cannot have been restringing
he cannot have been restringing
we cannot have been restringing
you cannot have been restringing
they cannot have been restringing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I restring?
can you restring?
can he restring?
can we restring?
can you restring?
can they restring? 	can I be restringing?
can you be restringing?
can he be restringing?
can we be restringing?
can you be restringing?
can they be restringing? 	can I have restringed?
can you have restringed?
can he have restringed?
can we have restringed?
can you have restringed?
can they have restringed? 	can I have been restringing?
can you have been restringing?
can he have been restringing?
can we have been restringing?
can you have been restringing?
can they have been restringing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not restring?
can you not restring?
can he not restring?
can we not restring?
can you not restring?
can they not restring? 	can I not be restringing?
can you not be restringing?
can he not be restringing?
can we not be restringing?
can you not be restringing?
can they not be restringing? 	can I not have restringed?
can you not have restringed?
can he not have restringed?
can we not have restringed?
can you not have restringed?
can they not have restringed? 	can I not have been restringing?
can you not have been restringing?
can he not have been restringing?
can we not have been restringing?
can you not have been restringing?
can they not have been restringing?