English verb conjugation
COULD CLASP

Regular verb: clasp - clasped - clasped

Affirmation

Simple form	V-ing form
I could clasp you could clasp he could clasp we could clasp you could clasp they could clasp	I could be clasping you could be clasping he could be clasping we could be clasping you could be clasping they could be clasping
Perfect	V-ing perfect
I could have clasped you could have clasped he could have clasped we could have clasped you could have clasped they could have clasped	I could have been clasping you could have been clasping he could have been clasping we could have been clasping you could have been clasping they could have been clasping

Negation

Simple form	V-ing form
I could not clasp you could not clasp he could not clasp we could not clasp you could not clasp they could not clasp	I could not be clasping you could not be clasping he could not be clasping we could not be clasping you could not be clasping they could not be clasping
Perfect	V-ing perfect
I could not have clasped you could not have clasped he could not have clasped we could not have clasped you could not have clasped they could not have clasped	I could not have been clasping you could not have been clasping he could not have been clasping we could not have been clasping you could not have been clasping they could not have been clasping

Interrogative form

Simple form	V-ing form
could I clasp? could you clasp? could he clasp? could we clasp? could you clasp? could they clasp?	could I be clasping? could you be clasping? could he be clasping? could we be clasping? could you be clasping? could they be clasping?
Perfect	V-ing perfect
could I have clasped? could you have clasped? could he have clasped? could we have clasped? could you have clasped? could they have clasped?	could I have been clasping? could you have been clasping? could he have been clasping? could we have been clasping? could you have been clasping? could they have been clasping?

Interro-negative form

Simple form	V-ing form
could I not clasp? could you not clasp? could he not clasp? could we not clasp? could you not clasp? could they not clasp?	could I not be clasping? could you not be clasping? could he not be clasping? could we not be clasping? could you not be clasping? could they not be clasping?
Perfect	V-ing perfect
could I not have clasped? could you not have clasped? could he not have clasped? could we not have clasped? could you not have clasped? could they not have clasped?	could I not have been clasping? could you not have been clasping? could he not have been clasping? could we not have been clasping? could you not have been clasping? could they not have been clasping?