English verb conjugation
COULD CUP

Regular verb: cup - cupped - cupped

Affirmation

Simple form	V-ing form
I could cup you could cup he could cup we could cup you could cup they could cup	I could be cupping you could be cupping he could be cupping we could be cupping you could be cupping they could be cupping
Perfect	V-ing perfect
I could have cupped you could have cupped he could have cupped we could have cupped you could have cupped they could have cupped	I could have been cupping you could have been cupping he could have been cupping we could have been cupping you could have been cupping they could have been cupping

Negation

Simple form	V-ing form
I could not cup you could not cup he could not cup we could not cup you could not cup they could not cup	I could not be cupping you could not be cupping he could not be cupping we could not be cupping you could not be cupping they could not be cupping
Perfect	V-ing perfect
I could not have cupped you could not have cupped he could not have cupped we could not have cupped you could not have cupped they could not have cupped	I could not have been cupping you could not have been cupping he could not have been cupping we could not have been cupping you could not have been cupping they could not have been cupping

Interrogative form

Simple form	V-ing form
could I cup? could you cup? could he cup? could we cup? could you cup? could they cup?	could I be cupping? could you be cupping? could he be cupping? could we be cupping? could you be cupping? could they be cupping?
Perfect	V-ing perfect
could I have cupped? could you have cupped? could he have cupped? could we have cupped? could you have cupped? could they have cupped?	could I have been cupping? could you have been cupping? could he have been cupping? could we have been cupping? could you have been cupping? could they have been cupping?

Interro-negative form

Simple form	V-ing form
could I not cup? could you not cup? could he not cup? could we not cup? could you not cup? could they not cup?	could I not be cupping? could you not be cupping? could he not be cupping? could we not be cupping? could you not be cupping? could they not be cupping?
Perfect	V-ing perfect
could I not have cupped? could you not have cupped? could he not have cupped? could we not have cupped? could you not have cupped? could they not have cupped?	could I not have been cupping? could you not have been cupping? could he not have been cupping? could we not have been cupping? could you not have been cupping? could they not have been cupping?