could rap
Regular verb: rap - rapped- rapped

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could rap
you could rap
he could rap
we could rap
you could rap
they could rap 	I could be rapping
you could be rapping
he could be rapping
we could be rapping
you could be rapping
they could be rapping	I could have rapped
you could have rapped
he could have rapped
we could have rapped
you could have rapped
they could have rapped	I could have been rapping
you could have been rapping
he could have been rapping
we could have been rapping
you could have been rapping
they could have been rapping	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't rap
you couldn't rap
he couldn't rap
we couldn't rap
you couldn't rap
they couldn't rap 	I couldn't be rapping
you couldn't be rapping
he couldn't be rapping
we couldn't be rapping
you couldn't be rapping
they couldn't be rapping	I couldn't have rapped
you couldn't have rapped
he couldn't have rapped
we couldn't have rapped
you couldn't have rapped
they couldn't have rapped	I couldn't have been rapping
you couldn't have been rapping
he couldn't have been rapping
we couldn't have been rapping
you couldn't have been rapping
they couldn't have been rapping	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I rap?
could you rap?
could he rap?
could we rap?
could you rap?
could they rap? 	could I be rapping?
could you be rapping?
could he be rapping?
could we be rapping?
could you be rapping?
could they be rapping? 	could I have rapped?
could you have rapped?
could he have rapped?
could we have rapped?
could you have rapped?
could they have rapped? 	could I have been rapping?
could you have been rapping?
could he have been rapping?
could we have been rapping?
could you have been rapping?
could they have been rapping? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I rap?
couldn't you rap?
couldn't he rap?
couldn't we rap?
couldn't you rap?
couldn't they rap? 	couldn't I be rapping?
couldn't you be rapping?
couldn't he be rapping?
couldn't we be rapping?
couldn't you be rapping?
couldn't they be rapping? 	couldn't I have rapped?
couldn't you have rapped?
couldn't he have rapped?
couldn't we have rapped?
couldn't you have rapped?
couldn't they have rapped? 	couldn't I have been rapping?
couldn't you have been rapping?
couldn't he have been rapping?
couldn't we have been rapping?
couldn't you have been rapping?
couldn't they have been rapping?