English verb conjugation
COULD SQUIRM

Regular verb: squirm - squirmed - squirmed

Affirmation

Simple form	V-ing form
I could squirm you could squirm she could squirm we could squirm you could squirm they could squirm	I could be squirming you could be squirming she could be squirming we could be squirming you could be squirming they could be squirming
Perfect	V-ing perfect
I could have squirmed you could have squirmed she could have squirmed we could have squirmed you could have squirmed they could have squirmed	I could have been squirming you could have been squirming she could have been squirming we could have been squirming you could have been squirming they could have been squirming

Negation

Simple form	V-ing form
I could not squirm you could not squirm she could not squirm we could not squirm you could not squirm they could not squirm	I could not be squirming you could not be squirming she could not be squirming we could not be squirming you could not be squirming they could not be squirming
Perfect	V-ing perfect
I could not have squirmed you could not have squirmed she could not have squirmed we could not have squirmed you could not have squirmed they could not have squirmed	I could not have been squirming you could not have been squirming she could not have been squirming we could not have been squirming you could not have been squirming they could not have been squirming

Interrogative form

Simple form	V-ing form
could I squirm? could you squirm? could she squirm? could we squirm? could you squirm? could they squirm?	could I be squirming? could you be squirming? could she be squirming? could we be squirming? could you be squirming? could they be squirming?
Perfect	V-ing perfect
could I have squirmed? could you have squirmed? could she have squirmed? could we have squirmed? could you have squirmed? could they have squirmed?	could I have been squirming? could you have been squirming? could she have been squirming? could we have been squirming? could you have been squirming? could they have been squirming?

Interro-negative form

Simple form	V-ing form
could I not squirm? could you not squirm? could she not squirm? could we not squirm? could you not squirm? could they not squirm?	could I not be squirming? could you not be squirming? could she not be squirming? could we not be squirming? could you not be squirming? could they not be squirming?
Perfect	V-ing perfect
could I not have squirmed? could you not have squirmed? could she not have squirmed? could we not have squirmed? could you not have squirmed? could they not have squirmed?	could I not have been squirming? could you not have been squirming? could she not have been squirming? could we not have been squirming? could you not have been squirming? could they not have been squirming?