could composite
Regular verb: composite - composited- composited

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could composite
you could composite
she could composite
we could composite
you could composite
they could composite 	I could be compositing
you could be compositing
she could be compositing
we could be compositing
you could be compositing
they could be compositing	I could have composited
you could have composited
she could have composited
we could have composited
you could have composited
they could have composited	I could have been compositing
you could have been compositing
she could have been compositing
we could have been compositing
you could have been compositing
they could have been compositing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't composite
you couldn't composite
she couldn't composite
we couldn't composite
you couldn't composite
they couldn't composite 	I couldn't be compositing
you couldn't be compositing
she couldn't be compositing
we couldn't be compositing
you couldn't be compositing
they couldn't be compositing	I couldn't have composited
you couldn't have composited
she couldn't have composited
we couldn't have composited
you couldn't have composited
they couldn't have composited	I couldn't have been compositing
you couldn't have been compositing
she couldn't have been compositing
we couldn't have been compositing
you couldn't have been compositing
they couldn't have been compositing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I composite?
could you composite?
could she composite?
could we composite?
could you composite?
could they composite? 	could I be compositing?
could you be compositing?
could she be compositing?
could we be compositing?
could you be compositing?
could they be compositing? 	could I have composited?
could you have composited?
could she have composited?
could we have composited?
could you have composited?
could they have composited? 	could I have been compositing?
could you have been compositing?
could she have been compositing?
could we have been compositing?
could you have been compositing?
could they have been compositing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I composite?
couldn't you composite?
couldn't she composite?
couldn't we composite?
couldn't you composite?
couldn't they composite? 	couldn't I be compositing?
couldn't you be compositing?
couldn't she be compositing?
couldn't we be compositing?
couldn't you be compositing?
couldn't they be compositing? 	couldn't I have composited?
couldn't you have composited?
couldn't she have composited?
couldn't we have composited?
couldn't you have composited?
couldn't they have composited? 	couldn't I have been compositing?
couldn't you have been compositing?
couldn't she have been compositing?
couldn't we have been compositing?
couldn't you have been compositing?
couldn't they have been compositing?