could chine
Regular verb: chine - chined- chined

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could chine
you could chine
he could chine
we could chine
you could chine
they could chine 	I could be chining
you could be chining
he could be chining
we could be chining
you could be chining
they could be chining	I could have chined
you could have chined
he could have chined
we could have chined
you could have chined
they could have chined	I could have been chining
you could have been chining
he could have been chining
we could have been chining
you could have been chining
they could have been chining	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't chine
you couldn't chine
he couldn't chine
we couldn't chine
you couldn't chine
they couldn't chine 	I couldn't be chining
you couldn't be chining
he couldn't be chining
we couldn't be chining
you couldn't be chining
they couldn't be chining	I couldn't have chined
you couldn't have chined
he couldn't have chined
we couldn't have chined
you couldn't have chined
they couldn't have chined	I couldn't have been chining
you couldn't have been chining
he couldn't have been chining
we couldn't have been chining
you couldn't have been chining
they couldn't have been chining	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I chine?
could you chine?
could he chine?
could we chine?
could you chine?
could they chine? 	could I be chining?
could you be chining?
could he be chining?
could we be chining?
could you be chining?
could they be chining? 	could I have chined?
could you have chined?
could he have chined?
could we have chined?
could you have chined?
could they have chined? 	could I have been chining?
could you have been chining?
could he have been chining?
could we have been chining?
could you have been chining?
could they have been chining? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I chine?
couldn't you chine?
couldn't he chine?
couldn't we chine?
couldn't you chine?
couldn't they chine? 	couldn't I be chining?
couldn't you be chining?
couldn't he be chining?
couldn't we be chining?
couldn't you be chining?
couldn't they be chining? 	couldn't I have chined?
couldn't you have chined?
couldn't he have chined?
couldn't we have chined?
couldn't you have chined?
couldn't they have chined? 	couldn't I have been chining?
couldn't you have been chining?
couldn't he have been chining?
couldn't we have been chining?
couldn't you have been chining?
couldn't they have been chining?