English verb conjugation COULD DIP

Regular verb: dip - diped - diped

Affirmation

Simple form

I could dip
you could dip
he could dip
we could dip
you could dip
they could dip

V-ing form

I could be diping
you could be diping
he could be diping
we could be diping
you could be diping
they could be diping

Perfect

I could have diped
you could have diped
he could have diped
we could have diped
you could have diped
they could have diped

V-ing perfect

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

Negation

Simple form

I could not dip
you could not dip
he could not dip
we could not dip
you could not dip
they could not dip

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I dip?
could you dip?
could he dip?
could we dip?
could you dip?
could they dip?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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