English verb conjugation COULD REPRODUCE

Regular verb: reproduce - reproduced - reproduced

Affirmation

Simple form

I could reproduce
you could reproduce
he could reproduce
we could reproduce
you could reproduce
they could reproduce

V-ing form

I could be reproducing
you could be reproducing
he could be reproducing
we could be reproducing
you could be reproducing
they could be reproducing

Perfect

I could have reproduced
you could have reproduced
he could have reproduced
we could have reproduced
you could have reproduced
they could have reproduced

V-ing perfect

I could have been reproducing
you could have been reproducing
he could have been reproducing
we could have been reproducing
you could have been reproducing
they could have been reproducing

Negation

Simple form

I could not reproduce
you could not reproduce
he could not reproduce
we could not reproduce
you could not reproduce
they could not reproduce

V-ing form

I could not be reproducing
you could not be reproducing
he could not be reproducing
we could not be reproducing
you could not be reproducing
they could not be reproducing

Perfect

I could not have reproduced
you could not have reproduced
he could not have reproduced
we could not have reproduced
you could not have reproduced
they could not have reproduced

V-ing perfect

I could not have been reproducing
you could not have been reproducing
he could not have been reproducing
we could not have been reproducing
you could not have been reproducing
they could not have been reproducing

Interrogative form

Simple form

could I reproduce?
could you reproduce?
could he reproduce?
could we reproduce?
could you reproduce?
could they reproduce?

V-ing form

could I be reproducing?
could you be reproducing?
could he be reproducing?
could we be reproducing?
could you be reproducing?
could they be reproducing?

Perfect

could I have reproduced?
could you have reproduced?
could he have reproduced?
could we have reproduced?
could you have reproduced?
could they have reproduced?

V-ing perfect

could I have been reproducing?
could you have been reproducing?
could he have been reproducing?
could we have been reproducing?
could you have been reproducing?
could they have been reproducing?

Interro-negative form

Simple form

could I not reproduce?
could you not reproduce?
could he not reproduce?
could we not reproduce?
could you not reproduce?
could they not reproduce?

V-ing form

could I not be reproducing?
could you not be reproducing?
could he not be reproducing?
could we not be reproducing?
could you not be reproducing?
could they not be reproducing?

Perfect

could I not have reproduced?
could you not have reproduced?
could he not have reproduced?
could we not have reproduced?
could you not have reproduced?
could they not have reproduced?

V-ing perfect

could I not have been reproducing?
could you not have been reproducing?
could he not have been reproducing?
could we not have been reproducing?
could you not have been reproducing?
could they not have been reproducing?

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