English verb conjugation COULD EXTEMPORIZE

Regular verb: extemporize - extemporized - extemporized

Affirmation

Simple form

I could extemporize
you could extemporize
she could extemporize
we could extemporize
you could extemporize
they could extemporize

V-ing form

I could be extemporizing
you could be extemporizing
she could be extemporizing
we could be extemporizing
you could be extemporizing
they could be extemporizing

Perfect

I could have extemporized
you could have extemporized
she could have extemporized
we could have extemporized
you could have extemporized
they could have extemporized

V-ing perfect

I could have been extemporizing
you could have been extemporizing
she could have been extemporizing
we could have been extemporizing
you could have been extemporizing
they could have been extemporizing

Negation

Simple form

I could not extemporize
you could not extemporize
she could not extemporize
we could not extemporize
you could not extemporize
they could not extemporize

V-ing form

I could not be extemporizing
you could not be extemporizing
she could not be extemporizing
we could not be extemporizing
you could not be extemporizing
they could not be extemporizing

Perfect

I could not have extemporized
you could not have extemporized
she could not have extemporized
we could not have extemporized
you could not have extemporized
they could not have extemporized

V-ing perfect

I could not have been extemporizing
you could not have been extemporizing
she could not have been extemporizing
we could not have been extemporizing
you could not have been extemporizing
they could not have been extemporizing

Interrogative form

Simple form

could I extemporize?
could you extemporize?
could she extemporize?
could we extemporize?
could you extemporize?
could they extemporize?

V-ing form

could I be extemporizing?
could you be extemporizing?
could she be extemporizing?
could we be extemporizing?
could you be extemporizing?
could they be extemporizing?

Perfect

could I have extemporized?
could you have extemporized?
could she have extemporized?
could we have extemporized?
could you have extemporized?
could they have extemporized?

V-ing perfect

could I have been extemporizing?
could you have been extemporizing?
could she have been extemporizing?
could we have been extemporizing?
could you have been extemporizing?
could they have been extemporizing?

Interro-negative form

Simple form

could I not extemporize?
could you not extemporize?
could she not extemporize?
could we not extemporize?
could you not extemporize?
could they not extemporize?

V-ing form

could I not be extemporizing?
could you not be extemporizing?
could she not be extemporizing?
could we not be extemporizing?
could you not be extemporizing?
could they not be extemporizing?

Perfect

could I not have extemporized?
could you not have extemporized?
could she not have extemporized?
could we not have extemporized?
could you not have extemporized?
could they not have extemporized?

V-ing perfect

could I not have been extemporizing?
could you not have been extemporizing?
could she not have been extemporizing?
could we not have been extemporizing?
could you not have been extemporizing?
could they not have been extemporizing?

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