English verb conjugation COULD MEMORIZE

Regular verb: memorize - memorized - memorized

Affirmation

Simple form

I could memorize
you could memorize
he could memorize
we could memorize
you could memorize
they could memorize

V-ing form

I could be memorizing
you could be memorizing
he could be memorizing
we could be memorizing
you could be memorizing
they could be memorizing

Perfect

I could have memorized
you could have memorized
he could have memorized
we could have memorized
you could have memorized
they could have memorized

V-ing perfect

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

Negation

Simple form

I could not memorize
you could not memorize
he could not memorize
we could not memorize
you could not memorize
they could not memorize

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I memorize?
could you memorize?
could he memorize?
could we memorize?
could you memorize?
could they memorize?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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