could bolt
Regular verb: bolt - bolted- bolted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could bolt
you could bolt
she could bolt
we could bolt
you could bolt
they could bolt 	I could be bolting
you could be bolting
she could be bolting
we could be bolting
you could be bolting
they could be bolting	I could have bolted
you could have bolted
she could have bolted
we could have bolted
you could have bolted
they could have bolted	I could have been bolting
you could have been bolting
she could have been bolting
we could have been bolting
you could have been bolting
they could have been bolting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not bolt
you could not bolt
she could not bolt
we could not bolt
you could not bolt
they could not bolt 	I could not be bolting
you could not be bolting
she could not be bolting
we could not be bolting
you could not be bolting
they could not be bolting	I could not have bolted
you could not have bolted
she could not have bolted
we could not have bolted
you could not have bolted
they could not have bolted	I could not have been bolting
you could not have been bolting
she could not have been bolting
we could not have been bolting
you could not have been bolting
they could not have been bolting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I bolt?
could you bolt?
could she bolt?
could we bolt?
could you bolt?
could they bolt? 	could I be bolting?
could you be bolting?
could she be bolting?
could we be bolting?
could you be bolting?
could they be bolting? 	could I have bolted?
could you have bolted?
could she have bolted?
could we have bolted?
could you have bolted?
could they have bolted? 	could I have been bolting?
could you have been bolting?
could she have been bolting?
could we have been bolting?
could you have been bolting?
could they have been bolting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not bolt?
could you not bolt?
could she not bolt?
could we not bolt?
could you not bolt?
could they not bolt? 	could I not be bolting?
could you not be bolting?
could she not be bolting?
could we not be bolting?
could you not be bolting?
could they not be bolting? 	could I not have bolted?
could you not have bolted?
could she not have bolted?
could we not have bolted?
could you not have bolted?
could they not have bolted? 	could I not have been bolting?
could you not have been bolting?
could she not have been bolting?
could we not have been bolting?
could you not have been bolting?
could they not have been bolting?