English verb conjugation
CAN COPRODUCE

Regular verb: coproduce - coproduced - coproduced

Affirmation

Simple form	V-ing form
I can coproduce you can coproduce she can coproduce we can coproduce you can coproduce they can coproduce	I can be coproducing you can be coproducing she can be coproducing we can be coproducing you can be coproducing they can be coproducing
Perfect	V-ing perfect
I can have coproduced you can have coproduced she can have coproduced we can have coproduced you can have coproduced they can have coproduced	I can have been coproducing you can have been coproducing she can have been coproducing we can have been coproducing you can have been coproducing they can have been coproducing

Negation

Simple form	V-ing form
I cannot coproduce you cannot coproduce she cannot coproduce we cannot coproduce you cannot coproduce they cannot coproduce	I cannot be coproducing you cannot be coproducing she cannot be coproducing we cannot be coproducing you cannot be coproducing they cannot be coproducing
Perfect	V-ing perfect
I cannot have coproduced you cannot have coproduced she cannot have coproduced we cannot have coproduced you cannot have coproduced they cannot have coproduced	I cannot have been coproducing you cannot have been coproducing she cannot have been coproducing we cannot have been coproducing you cannot have been coproducing they cannot have been coproducing

Interrogative form

Simple form	V-ing form
can I coproduce? can you coproduce? can she coproduce? can we coproduce? can you coproduce? can they coproduce?	can I be coproducing? can you be coproducing? can she be coproducing? can we be coproducing? can you be coproducing? can they be coproducing?
Perfect	V-ing perfect
can I have coproduced? can you have coproduced? can she have coproduced? can we have coproduced? can you have coproduced? can they have coproduced?	can I have been coproducing? can you have been coproducing? can she have been coproducing? can we have been coproducing? can you have been coproducing? can they have been coproducing?

Interro-negative form

Simple form	V-ing form
can I not coproduce? can you not coproduce? can she not coproduce? can we not coproduce? can you not coproduce? can they not coproduce?	can I not be coproducing? can you not be coproducing? can she not be coproducing? can we not be coproducing? can you not be coproducing? can they not be coproducing?
Perfect	V-ing perfect
can I not have coproduced? can you not have coproduced? can she not have coproduced? can we not have coproduced? can you not have coproduced? can they not have coproduced?	can I not have been coproducing? can you not have been coproducing? can she not have been coproducing? can we not have been coproducing? can you not have been coproducing? can they not have been coproducing?