could shunt
Regular verb: shunt - shunted- shunted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could shunt
you could shunt
he could shunt
we could shunt
you could shunt
they could shunt 	I could be shunting
you could be shunting
he could be shunting
we could be shunting
you could be shunting
they could be shunting	I could have shunted
you could have shunted
he could have shunted
we could have shunted
you could have shunted
they could have shunted	I could have been shunting
you could have been shunting
he could have been shunting
we could have been shunting
you could have been shunting
they could have been shunting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't shunt
you couldn't shunt
he couldn't shunt
we couldn't shunt
you couldn't shunt
they couldn't shunt 	I couldn't be shunting
you couldn't be shunting
he couldn't be shunting
we couldn't be shunting
you couldn't be shunting
they couldn't be shunting	I couldn't have shunted
you couldn't have shunted
he couldn't have shunted
we couldn't have shunted
you couldn't have shunted
they couldn't have shunted	I couldn't have been shunting
you couldn't have been shunting
he couldn't have been shunting
we couldn't have been shunting
you couldn't have been shunting
they couldn't have been shunting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I shunt?
could you shunt?
could he shunt?
could we shunt?
could you shunt?
could they shunt? 	could I be shunting?
could you be shunting?
could he be shunting?
could we be shunting?
could you be shunting?
could they be shunting? 	could I have shunted?
could you have shunted?
could he have shunted?
could we have shunted?
could you have shunted?
could they have shunted? 	could I have been shunting?
could you have been shunting?
could he have been shunting?
could we have been shunting?
could you have been shunting?
could they have been shunting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I shunt?
couldn't you shunt?
couldn't he shunt?
couldn't we shunt?
couldn't you shunt?
couldn't they shunt? 	couldn't I be shunting?
couldn't you be shunting?
couldn't he be shunting?
couldn't we be shunting?
couldn't you be shunting?
couldn't they be shunting? 	couldn't I have shunted?
couldn't you have shunted?
couldn't he have shunted?
couldn't we have shunted?
couldn't you have shunted?
couldn't they have shunted? 	couldn't I have been shunting?
couldn't you have been shunting?
couldn't he have been shunting?
couldn't we have been shunting?
couldn't you have been shunting?
couldn't they have been shunting?