English verb conjugation
COULD STOMP

Regular verb: stomp - stomped - stomped

Affirmation

Simple form	V-ing form
I could stomp you could stomp he could stomp we could stomp you could stomp they could stomp	I could be stomping you could be stomping he could be stomping we could be stomping you could be stomping they could be stomping
Perfect	V-ing perfect
I could have stomped you could have stomped he could have stomped we could have stomped you could have stomped they could have stomped	I could have been stomping you could have been stomping he could have been stomping we could have been stomping you could have been stomping they could have been stomping

Negation

Simple form	V-ing form
I couldn't stomp you couldn't stomp he couldn't stomp we couldn't stomp you couldn't stomp they couldn't stomp	I couldn't be stomping you couldn't be stomping he couldn't be stomping we couldn't be stomping you couldn't be stomping they couldn't be stomping
Perfect	V-ing perfect
I couldn't have stomped you couldn't have stomped he couldn't have stomped we couldn't have stomped you couldn't have stomped they couldn't have stomped	I couldn't have been stomping you couldn't have been stomping he couldn't have been stomping we couldn't have been stomping you couldn't have been stomping they couldn't have been stomping

Interrogative form

Simple form	V-ing form
could I stomp? could you stomp? could he stomp? could we stomp? could you stomp? could they stomp?	could I be stomping? could you be stomping? could he be stomping? could we be stomping? could you be stomping? could they be stomping?
Perfect	V-ing perfect
could I have stomped? could you have stomped? could he have stomped? could we have stomped? could you have stomped? could they have stomped?	could I have been stomping? could you have been stomping? could he have been stomping? could we have been stomping? could you have been stomping? could they have been stomping?

Interro-negative form

Simple form	V-ing form
couldn't I stomp? couldn't you stomp? couldn't he stomp? couldn't we stomp? couldn't you stomp? couldn't they stomp?	couldn't I be stomping? couldn't you be stomping? couldn't he be stomping? couldn't we be stomping? couldn't you be stomping? couldn't they be stomping?
Perfect	V-ing perfect
couldn't I have stomped? couldn't you have stomped? couldn't he have stomped? couldn't we have stomped? couldn't you have stomped? couldn't they have stomped?	couldn't I have been stomping? couldn't you have been stomping? couldn't he have been stomping? couldn't we have been stomping? couldn't you have been stomping? couldn't they have been stomping?