could unwrap
Regular verb: unwrap - unwrapped- unwrapped

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could unwrap
you could unwrap
she could unwrap
we could unwrap
you could unwrap
they could unwrap 	I could be unwrapping
you could be unwrapping
she could be unwrapping
we could be unwrapping
you could be unwrapping
they could be unwrapping	I could have unwrapped
you could have unwrapped
she could have unwrapped
we could have unwrapped
you could have unwrapped
they could have unwrapped	I could have been unwrapping
you could have been unwrapping
she could have been unwrapping
we could have been unwrapping
you could have been unwrapping
they could have been unwrapping	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't unwrap
you couldn't unwrap
she couldn't unwrap
we couldn't unwrap
you couldn't unwrap
they couldn't unwrap 	I couldn't be unwrapping
you couldn't be unwrapping
she couldn't be unwrapping
we couldn't be unwrapping
you couldn't be unwrapping
they couldn't be unwrapping	I couldn't have unwrapped
you couldn't have unwrapped
she couldn't have unwrapped
we couldn't have unwrapped
you couldn't have unwrapped
they couldn't have unwrapped	I couldn't have been unwrapping
you couldn't have been unwrapping
she couldn't have been unwrapping
we couldn't have been unwrapping
you couldn't have been unwrapping
they couldn't have been unwrapping	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I unwrap?
could you unwrap?
could she unwrap?
could we unwrap?
could you unwrap?
could they unwrap? 	could I be unwrapping?
could you be unwrapping?
could she be unwrapping?
could we be unwrapping?
could you be unwrapping?
could they be unwrapping? 	could I have unwrapped?
could you have unwrapped?
could she have unwrapped?
could we have unwrapped?
could you have unwrapped?
could they have unwrapped? 	could I have been unwrapping?
could you have been unwrapping?
could she have been unwrapping?
could we have been unwrapping?
could you have been unwrapping?
could they have been unwrapping? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I unwrap?
couldn't you unwrap?
couldn't she unwrap?
couldn't we unwrap?
couldn't you unwrap?
couldn't they unwrap? 	couldn't I be unwrapping?
couldn't you be unwrapping?
couldn't she be unwrapping?
couldn't we be unwrapping?
couldn't you be unwrapping?
couldn't they be unwrapping? 	couldn't I have unwrapped?
couldn't you have unwrapped?
couldn't she have unwrapped?
couldn't we have unwrapped?
couldn't you have unwrapped?
couldn't they have unwrapped? 	couldn't I have been unwrapping?
couldn't you have been unwrapping?
couldn't she have been unwrapping?
couldn't we have been unwrapping?
couldn't you have been unwrapping?
couldn't they have been unwrapping?