could coproduce
Verbo regular: coproduce - coproduced- coproduced

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could coproduce
you could coproduce
he could coproduce
we could coproduce
you could coproduce
they could coproduce 	I could be coproducing
you could be coproducing
he could be coproducing
we could be coproducing
you could be coproducing
they could be coproducing	I could have coproduced
you could have coproduced
he could have coproduced
we could have coproduced
you could have coproduced
they could have coproduced	I could have been coproducing
you could have been coproducing
he could have been coproducing
we could have been coproducing
you could have been coproducing
they could have been coproducing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't coproduce
you couldn't coproduce
he couldn't coproduce
we couldn't coproduce
you couldn't coproduce
they couldn't coproduce 	I couldn't be coproducing
you couldn't be coproducing
he couldn't be coproducing
we couldn't be coproducing
you couldn't be coproducing
they couldn't be coproducing	I couldn't have coproduced
you couldn't have coproduced
he couldn't have coproduced
we couldn't have coproduced
you couldn't have coproduced
they couldn't have coproduced	I couldn't have been coproducing
you couldn't have been coproducing
he couldn't have been coproducing
we couldn't have been coproducing
you couldn't have been coproducing
they couldn't have been coproducing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I coproduce?
could you coproduce?
could he coproduce?
could we coproduce?
could you coproduce?
could they coproduce? 	could I be coproducing?
could you be coproducing?
could he be coproducing?
could we be coproducing?
could you be coproducing?
could they be coproducing? 	could I have coproduced?
could you have coproduced?
could he have coproduced?
could we have coproduced?
could you have coproduced?
could they have coproduced? 	could I have been coproducing?
could you have been coproducing?
could he have been coproducing?
could we have been coproducing?
could you have been coproducing?
could they have been coproducing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I coproduce?
couldn't you coproduce?
couldn't he coproduce?
couldn't we coproduce?
couldn't you coproduce?
couldn't they coproduce? 	couldn't I be coproducing?
couldn't you be coproducing?
couldn't he be coproducing?
couldn't we be coproducing?
couldn't you be coproducing?
couldn't they be coproducing? 	couldn't I have coproduced?
couldn't you have coproduced?
couldn't he have coproduced?
couldn't we have coproduced?
couldn't you have coproduced?
couldn't they have coproduced? 	couldn't I have been coproducing?
couldn't you have been coproducing?
couldn't he have been coproducing?
couldn't we have been coproducing?
couldn't you have been coproducing?
couldn't they have been coproducing?