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 couldn't clasp you couldn't clasp he couldn't clasp we couldn't clasp you couldn't clasp they couldn't clasp	I couldn't be clasping you couldn't be clasping he couldn't be clasping we couldn't be clasping you couldn't be clasping they couldn't be clasping
Perfect	V-ing perfect
I couldn't have clasped you couldn't have clasped he couldn't have clasped we couldn't have clasped you couldn't have clasped they couldn't have clasped	I couldn't have been clasping you couldn't have been clasping he couldn't have been clasping we couldn't have been clasping you couldn't have been clasping they couldn't 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
couldn't I clasp? couldn't you clasp? couldn't he clasp? couldn't we clasp? couldn't you clasp? couldn't they clasp?	couldn't I be clasping? couldn't you be clasping? couldn't he be clasping? couldn't we be clasping? couldn't you be clasping? couldn't they be clasping?
Perfect	V-ing perfect
couldn't I have clasped? couldn't you have clasped? couldn't he have clasped? couldn't we have clasped? couldn't you have clasped? couldn't they have clasped?	couldn't I have been clasping? couldn't you have been clasping? couldn't he have been clasping? couldn't we have been clasping? couldn't you have been clasping? couldn't they have been clasping?