English verb conjugation
COULD DANCE

Regular verb: dance - danced - danced

Affirmation

Simple form	V-ing form
I could dance you could dance he could dance we could dance you could dance they could dance	I could be dancing you could be dancing he could be dancing we could be dancing you could be dancing they could be dancing
Perfect	V-ing perfect
I could have danced you could have danced he could have danced we could have danced you could have danced they could have danced	I could have been dancing you could have been dancing he could have been dancing we could have been dancing you could have been dancing they could have been dancing

Negation

Simple form	V-ing form
I couldn't dance you couldn't dance he couldn't dance we couldn't dance you couldn't dance they couldn't dance	I couldn't be dancing you couldn't be dancing he couldn't be dancing we couldn't be dancing you couldn't be dancing they couldn't be dancing
Perfect	V-ing perfect
I couldn't have danced you couldn't have danced he couldn't have danced we couldn't have danced you couldn't have danced they couldn't have danced	I couldn't have been dancing you couldn't have been dancing he couldn't have been dancing we couldn't have been dancing you couldn't have been dancing they couldn't have been dancing

Interrogative form

Simple form	V-ing form
could I dance? could you dance? could he dance? could we dance? could you dance? could they dance?	could I be dancing? could you be dancing? could he be dancing? could we be dancing? could you be dancing? could they be dancing?
Perfect	V-ing perfect
could I have danced? could you have danced? could he have danced? could we have danced? could you have danced? could they have danced?	could I have been dancing? could you have been dancing? could he have been dancing? could we have been dancing? could you have been dancing? could they have been dancing?

Interro-negative form

Simple form	V-ing form
couldn't I dance? couldn't you dance? couldn't he dance? couldn't we dance? couldn't you dance? couldn't they dance?	couldn't I be dancing? couldn't you be dancing? couldn't he be dancing? couldn't we be dancing? couldn't you be dancing? couldn't they be dancing?
Perfect	V-ing perfect
couldn't I have danced? couldn't you have danced? couldn't he have danced? couldn't we have danced? couldn't you have danced? couldn't they have danced?	couldn't I have been dancing? couldn't you have been dancing? couldn't he have been dancing? couldn't we have been dancing? couldn't you have been dancing? couldn't they have been dancing?