English verb conjugation COULD REOBSERVE

Regular verb: reobserve - reobserved - reobserved

Affirmation

Simple form

I could reobserve
you could reobserve
he could reobserve
we could reobserve
you could reobserve
they could reobserve

V-ing form

I could be reobserving
you could be reobserving
he could be reobserving
we could be reobserving
you could be reobserving
they could be reobserving

Perfect

I could have reobserved
you could have reobserved
he could have reobserved
we could have reobserved
you could have reobserved
they could have reobserved

V-ing perfect

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

Negation

Simple form

I could not reobserve
you could not reobserve
he could not reobserve
we could not reobserve
you could not reobserve
they could not reobserve

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I reobserve?
could you reobserve?
could he reobserve?
could we reobserve?
could you reobserve?
could they reobserve?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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