could cheep
Regular verb: cheep - cheeped- cheeped

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could cheep
you could cheep
she could cheep
we could cheep
you could cheep
they could cheep 	I could be cheeping
you could be cheeping
she could be cheeping
we could be cheeping
you could be cheeping
they could be cheeping	I could have cheeped
you could have cheeped
she could have cheeped
we could have cheeped
you could have cheeped
they could have cheeped	I could have been cheeping
you could have been cheeping
she could have been cheeping
we could have been cheeping
you could have been cheeping
they could have been cheeping	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't cheep
you couldn't cheep
she couldn't cheep
we couldn't cheep
you couldn't cheep
they couldn't cheep 	I couldn't be cheeping
you couldn't be cheeping
she couldn't be cheeping
we couldn't be cheeping
you couldn't be cheeping
they couldn't be cheeping	I couldn't have cheeped
you couldn't have cheeped
she couldn't have cheeped
we couldn't have cheeped
you couldn't have cheeped
they couldn't have cheeped	I couldn't have been cheeping
you couldn't have been cheeping
she couldn't have been cheeping
we couldn't have been cheeping
you couldn't have been cheeping
they couldn't have been cheeping	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I cheep?
could you cheep?
could she cheep?
could we cheep?
could you cheep?
could they cheep? 	could I be cheeping?
could you be cheeping?
could she be cheeping?
could we be cheeping?
could you be cheeping?
could they be cheeping? 	could I have cheeped?
could you have cheeped?
could she have cheeped?
could we have cheeped?
could you have cheeped?
could they have cheeped? 	could I have been cheeping?
could you have been cheeping?
could she have been cheeping?
could we have been cheeping?
could you have been cheeping?
could they have been cheeping? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I cheep?
couldn't you cheep?
couldn't she cheep?
couldn't we cheep?
couldn't you cheep?
couldn't they cheep? 	couldn't I be cheeping?
couldn't you be cheeping?
couldn't she be cheeping?
couldn't we be cheeping?
couldn't you be cheeping?
couldn't they be cheeping? 	couldn't I have cheeped?
couldn't you have cheeped?
couldn't she have cheeped?
couldn't we have cheeped?
couldn't you have cheeped?
couldn't they have cheeped? 	couldn't I have been cheeping?
couldn't you have been cheeping?
couldn't she have been cheeping?
couldn't we have been cheeping?
couldn't you have been cheeping?
couldn't they have been cheeping?