English verb conjugation COULD DATESTAMP

Regular verb: datestamp - datestamped - datestamped

Affirmation

Simple form

I could datestamp
you could datestamp
he could datestamp
we could datestamp
you could datestamp
they could datestamp

V-ing form

I could be datestamping
you could be datestamping
he could be datestamping
we could be datestamping
you could be datestamping
they could be datestamping

Perfect

I could have datestamped
you could have datestamped
he could have datestamped
we could have datestamped
you could have datestamped
they could have datestamped

V-ing perfect

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

Negation

Simple form

I could not datestamp
you could not datestamp
he could not datestamp
we could not datestamp
you could not datestamp
they could not datestamp

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I datestamp?
could you datestamp?
could he datestamp?
could we datestamp?
could you datestamp?
could they datestamp?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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