could birdlime
Regular verb: birdlime - birdlimed- birdlimed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could birdlime
you could birdlime
she could birdlime
we could birdlime
you could birdlime
they could birdlime 	I could be birdliming
you could be birdliming
she could be birdliming
we could be birdliming
you could be birdliming
they could be birdliming	I could have birdlimed
you could have birdlimed
she could have birdlimed
we could have birdlimed
you could have birdlimed
they could have birdlimed	I could have been birdliming
you could have been birdliming
she could have been birdliming
we could have been birdliming
you could have been birdliming
they could have been birdliming	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't birdlime
you couldn't birdlime
she couldn't birdlime
we couldn't birdlime
you couldn't birdlime
they couldn't birdlime 	I couldn't be birdliming
you couldn't be birdliming
she couldn't be birdliming
we couldn't be birdliming
you couldn't be birdliming
they couldn't be birdliming	I couldn't have birdlimed
you couldn't have birdlimed
she couldn't have birdlimed
we couldn't have birdlimed
you couldn't have birdlimed
they couldn't have birdlimed	I couldn't have been birdliming
you couldn't have been birdliming
she couldn't have been birdliming
we couldn't have been birdliming
you couldn't have been birdliming
they couldn't have been birdliming	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I birdlime?
could you birdlime?
could she birdlime?
could we birdlime?
could you birdlime?
could they birdlime? 	could I be birdliming?
could you be birdliming?
could she be birdliming?
could we be birdliming?
could you be birdliming?
could they be birdliming? 	could I have birdlimed?
could you have birdlimed?
could she have birdlimed?
could we have birdlimed?
could you have birdlimed?
could they have birdlimed? 	could I have been birdliming?
could you have been birdliming?
could she have been birdliming?
could we have been birdliming?
could you have been birdliming?
could they have been birdliming? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I birdlime?
couldn't you birdlime?
couldn't she birdlime?
couldn't we birdlime?
couldn't you birdlime?
couldn't they birdlime? 	couldn't I be birdliming?
couldn't you be birdliming?
couldn't she be birdliming?
couldn't we be birdliming?
couldn't you be birdliming?
couldn't they be birdliming? 	couldn't I have birdlimed?
couldn't you have birdlimed?
couldn't she have birdlimed?
couldn't we have birdlimed?
couldn't you have birdlimed?
couldn't they have birdlimed? 	couldn't I have been birdliming?
couldn't you have been birdliming?
couldn't she have been birdliming?
couldn't we have been birdliming?
couldn't you have been birdliming?
couldn't they have been birdliming?