could chant
Regular verb: chant - chanted- chanted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could chant
you could chant
he could chant
we could chant
you could chant
they could chant 	I could be chanting
you could be chanting
he could be chanting
we could be chanting
you could be chanting
they could be chanting	I could have chanted
you could have chanted
he could have chanted
we could have chanted
you could have chanted
they could have chanted	I could have been chanting
you could have been chanting
he could have been chanting
we could have been chanting
you could have been chanting
they could have been chanting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't chant
you couldn't chant
he couldn't chant
we couldn't chant
you couldn't chant
they couldn't chant 	I couldn't be chanting
you couldn't be chanting
he couldn't be chanting
we couldn't be chanting
you couldn't be chanting
they couldn't be chanting	I couldn't have chanted
you couldn't have chanted
he couldn't have chanted
we couldn't have chanted
you couldn't have chanted
they couldn't have chanted	I couldn't have been chanting
you couldn't have been chanting
he couldn't have been chanting
we couldn't have been chanting
you couldn't have been chanting
they couldn't have been chanting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I chant?
could you chant?
could he chant?
could we chant?
could you chant?
could they chant? 	could I be chanting?
could you be chanting?
could he be chanting?
could we be chanting?
could you be chanting?
could they be chanting? 	could I have chanted?
could you have chanted?
could he have chanted?
could we have chanted?
could you have chanted?
could they have chanted? 	could I have been chanting?
could you have been chanting?
could he have been chanting?
could we have been chanting?
could you have been chanting?
could they have been chanting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I chant?
couldn't you chant?
couldn't he chant?
couldn't we chant?
couldn't you chant?
couldn't they chant? 	couldn't I be chanting?
couldn't you be chanting?
couldn't he be chanting?
couldn't we be chanting?
couldn't you be chanting?
couldn't they be chanting? 	couldn't I have chanted?
couldn't you have chanted?
couldn't he have chanted?
couldn't we have chanted?
couldn't you have chanted?
couldn't they have chanted? 	couldn't I have been chanting?
couldn't you have been chanting?
couldn't he have been chanting?
couldn't we have been chanting?
couldn't you have been chanting?
couldn't they have been chanting?