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