English verb conjugation COULD RESPOND

Regular verb: respond - responded - responded

Affirmation

Simple form

I could respond
you could respond
he could respond
we could respond
you could respond
they could respond

V-ing form

I could be responding
you could be responding
he could be responding
we could be responding
you could be responding
they could be responding

Perfect

I could have responded
you could have responded
he could have responded
we could have responded
you could have responded
they could have responded

V-ing perfect

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

Negation

Simple form

I could not respond
you could not respond
he could not respond
we could not respond
you could not respond
they could not respond

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I respond?
could you respond?
could he respond?
could we respond?
could you respond?
could they respond?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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