English verb conjugation
COULD OUTPROMISE

Regular verb: outpromise - outpromised - outpromised

Affirmation

Simple form	V-ing form
I could outpromise you could outpromise he could outpromise we could outpromise you could outpromise they could outpromise	I could be outpromising you could be outpromising he could be outpromising we could be outpromising you could be outpromising they could be outpromising
Perfect	V-ing perfect
I could have outpromised you could have outpromised he could have outpromised we could have outpromised you could have outpromised they could have outpromised	I could have been outpromising you could have been outpromising he could have been outpromising we could have been outpromising you could have been outpromising they could have been outpromising

Negation

Simple form	V-ing form
I couldn't outpromise you couldn't outpromise he couldn't outpromise we couldn't outpromise you couldn't outpromise they couldn't outpromise	I couldn't be outpromising you couldn't be outpromising he couldn't be outpromising we couldn't be outpromising you couldn't be outpromising they couldn't be outpromising
Perfect	V-ing perfect
I couldn't have outpromised you couldn't have outpromised he couldn't have outpromised we couldn't have outpromised you couldn't have outpromised they couldn't have outpromised	I couldn't have been outpromising you couldn't have been outpromising he couldn't have been outpromising we couldn't have been outpromising you couldn't have been outpromising they couldn't have been outpromising

Interrogative form

Simple form	V-ing form
could I outpromise? could you outpromise? could he outpromise? could we outpromise? could you outpromise? could they outpromise?	could I be outpromising? could you be outpromising? could he be outpromising? could we be outpromising? could you be outpromising? could they be outpromising?
Perfect	V-ing perfect
could I have outpromised? could you have outpromised? could he have outpromised? could we have outpromised? could you have outpromised? could they have outpromised?	could I have been outpromising? could you have been outpromising? could he have been outpromising? could we have been outpromising? could you have been outpromising? could they have been outpromising?

Interro-negative form

Simple form	V-ing form
couldn't I outpromise? couldn't you outpromise? couldn't he outpromise? couldn't we outpromise? couldn't you outpromise? couldn't they outpromise?	couldn't I be outpromising? couldn't you be outpromising? couldn't he be outpromising? couldn't we be outpromising? couldn't you be outpromising? couldn't they be outpromising?
Perfect	V-ing perfect
couldn't I have outpromised? couldn't you have outpromised? couldn't he have outpromised? couldn't we have outpromised? couldn't you have outpromised? couldn't they have outpromised?	couldn't I have been outpromising? couldn't you have been outpromising? couldn't he have been outpromising? couldn't we have been outpromising? couldn't you have been outpromising? couldn't they have been outpromising?