English verb conjugation
CAN PRODUCE

Regular verb: produce - produced - produced

Affirmation

Simple form	V-ing form
I can produce you can produce she can produce we can produce you can produce they can produce	I can be producing you can be producing she can be producing we can be producing you can be producing they can be producing
Perfect	V-ing perfect
I can have produced you can have produced she can have produced we can have produced you can have produced they can have produced	I can have been producing you can have been producing she can have been producing we can have been producing you can have been producing they can have been producing

Negation

Simple form	V-ing form
I can't produce you can't produce she can't produce we can't produce you can't produce they can't produce	I can't be producing you can't be producing she can't be producing we can't be producing you can't be producing they can't be producing
Perfect	V-ing perfect
I can't have produced you can't have produced she can't have produced we can't have produced you can't have produced they can't have produced	I can't have been producing you can't have been producing she can't have been producing we can't have been producing you can't have been producing they can't have been producing

Interrogative form

Simple form	V-ing form
can I produce? can you produce? can she produce? can we produce? can you produce? can they produce?	can I be producing? can you be producing? can she be producing? can we be producing? can you be producing? can they be producing?
Perfect	V-ing perfect
can I have produced? can you have produced? can she have produced? can we have produced? can you have produced? can they have produced?	can I have been producing? can you have been producing? can she have been producing? can we have been producing? can you have been producing? can they have been producing?

Interro-negative form

Simple form	V-ing form
can't I produce? can't you produce? can't she produce? can't we produce? can't you produce? can't they produce?	can't I be producing? can't you be producing? can't she be producing? can't we be producing? can't you be producing? can't they be producing?
Perfect	V-ing perfect
can't I have produced? can't you have produced? can't she have produced? can't we have produced? can't you have produced? can't they have produced?	can't I have been producing? can't you have been producing? can't she have been producing? can't we have been producing? can't you have been producing? can't they have been producing?