English verb conjugation
COULD JOUNCE

Regular verb: jounce - jounced - jounced

Affirmation

Simple form	V-ing form
I could jounce you could jounce he could jounce we could jounce you could jounce they could jounce	I could be jouncing you could be jouncing he could be jouncing we could be jouncing you could be jouncing they could be jouncing
Perfect	V-ing perfect
I could have jounced you could have jounced he could have jounced we could have jounced you could have jounced they could have jounced	I could have been jouncing you could have been jouncing he could have been jouncing we could have been jouncing you could have been jouncing they could have been jouncing

Negation

Simple form	V-ing form
I couldn't jounce you couldn't jounce he couldn't jounce we couldn't jounce you couldn't jounce they couldn't jounce	I couldn't be jouncing you couldn't be jouncing he couldn't be jouncing we couldn't be jouncing you couldn't be jouncing they couldn't be jouncing
Perfect	V-ing perfect
I couldn't have jounced you couldn't have jounced he couldn't have jounced we couldn't have jounced you couldn't have jounced they couldn't have jounced	I couldn't have been jouncing you couldn't have been jouncing he couldn't have been jouncing we couldn't have been jouncing you couldn't have been jouncing they couldn't have been jouncing

Interrogative form

Simple form	V-ing form
could I jounce? could you jounce? could he jounce? could we jounce? could you jounce? could they jounce?	could I be jouncing? could you be jouncing? could he be jouncing? could we be jouncing? could you be jouncing? could they be jouncing?
Perfect	V-ing perfect
could I have jounced? could you have jounced? could he have jounced? could we have jounced? could you have jounced? could they have jounced?	could I have been jouncing? could you have been jouncing? could he have been jouncing? could we have been jouncing? could you have been jouncing? could they have been jouncing?

Interro-negative form

Simple form	V-ing form
couldn't I jounce? couldn't you jounce? couldn't he jounce? couldn't we jounce? couldn't you jounce? couldn't they jounce?	couldn't I be jouncing? couldn't you be jouncing? couldn't he be jouncing? couldn't we be jouncing? couldn't you be jouncing? couldn't they be jouncing?
Perfect	V-ing perfect
couldn't I have jounced? couldn't you have jounced? couldn't he have jounced? couldn't we have jounced? couldn't you have jounced? couldn't they have jounced?	couldn't I have been jouncing? couldn't you have been jouncing? couldn't he have been jouncing? couldn't we have been jouncing? couldn't you have been jouncing? couldn't they have been jouncing?