English verb conjugation
COULD OUTSLEEP

Irregular verb: outsleep - outslept - outslept

Affirmation

Simple form	V-ing form
I could outsleep you could outsleep he could outsleep we could outsleep you could outsleep they could outsleep	I could be outsleeping you could be outsleeping he could be outsleeping we could be outsleeping you could be outsleeping they could be outsleeping
Perfect	V-ing perfect
I could have outslept you could have outslept he could have outslept we could have outslept you could have outslept they could have outslept	I could have been outsleeping you could have been outsleeping he could have been outsleeping we could have been outsleeping you could have been outsleeping they could have been outsleeping

Negation

Simple form	V-ing form
I could not outsleep you could not outsleep he could not outsleep we could not outsleep you could not outsleep they could not outsleep	I could not be outsleeping you could not be outsleeping he could not be outsleeping we could not be outsleeping you could not be outsleeping they could not be outsleeping
Perfect	V-ing perfect
I could not have outslept you could not have outslept he could not have outslept we could not have outslept you could not have outslept they could not have outslept	I could not have been outsleeping you could not have been outsleeping he could not have been outsleeping we could not have been outsleeping you could not have been outsleeping they could not have been outsleeping

Interrogative form

Simple form	V-ing form
could I outsleep? could you outsleep? could he outsleep? could we outsleep? could you outsleep? could they outsleep?	could I be outsleeping? could you be outsleeping? could he be outsleeping? could we be outsleeping? could you be outsleeping? could they be outsleeping?
Perfect	V-ing perfect
could I have outslept? could you have outslept? could he have outslept? could we have outslept? could you have outslept? could they have outslept?	could I have been outsleeping? could you have been outsleeping? could he have been outsleeping? could we have been outsleeping? could you have been outsleeping? could they have been outsleeping?

Interro-negative form

Simple form	V-ing form
could I not outsleep? could you not outsleep? could he not outsleep? could we not outsleep? could you not outsleep? could they not outsleep?	could I not be outsleeping? could you not be outsleeping? could he not be outsleeping? could we not be outsleeping? could you not be outsleeping? could they not be outsleeping?
Perfect	V-ing perfect
could I not have outslept? could you not have outslept? could he not have outslept? could we not have outslept? could you not have outslept? could they not have outslept?	could I not have been outsleeping? could you not have been outsleeping? could he not have been outsleeping? could we not have been outsleeping? could you not have been outsleeping? could they not have been outsleeping?