English verb conjugation COULD SYNTHESIZE

Regular verb: synthesize - synthesized - synthesized

Affirmation

Simple form

I could synthesize
you could synthesize
he could synthesize
we could synthesize
you could synthesize
they could synthesize

V-ing form

I could be synthesizing
you could be synthesizing
he could be synthesizing
we could be synthesizing
you could be synthesizing
they could be synthesizing

Perfect

I could have synthesized
you could have synthesized
he could have synthesized
we could have synthesized
you could have synthesized
they could have synthesized

V-ing perfect

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

Negation

Simple form

I could not synthesize
you could not synthesize
he could not synthesize
we could not synthesize
you could not synthesize
they could not synthesize

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I synthesize?
could you synthesize?
could he synthesize?
could we synthesize?
could you synthesize?
could they synthesize?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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