English verb conjugation COULD GRAB

Regular verb: grab - grabbed - grabbed

Affirmation

Simple form

I could grab
you could grab
he could grab
we could grab
you could grab
they could grab

V-ing form

I could be grabbing
you could be grabbing
he could be grabbing
we could be grabbing
you could be grabbing
they could be grabbing

Perfect

I could have grabbed
you could have grabbed
he could have grabbed
we could have grabbed
you could have grabbed
they could have grabbed

V-ing perfect

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

Negation

Simple form

I could not grab
you could not grab
he could not grab
we could not grab
you could not grab
they could not grab

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I grab?
could you grab?
could he grab?
could we grab?
could you grab?
could they grab?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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