English verb conjugation
COULD OUTDRINK

Irregular verb: outdrink - outdrank - outdrunk

Affirmation

Simple form	V-ing form
I could outdrink you could outdrink he could outdrink we could outdrink you could outdrink they could outdrink	I could be outdrinking you could be outdrinking he could be outdrinking we could be outdrinking you could be outdrinking they could be outdrinking
Perfect	V-ing perfect
I could have outdrunk you could have outdrunk he could have outdrunk we could have outdrunk you could have outdrunk they could have outdrunk	I could have been outdrinking you could have been outdrinking he could have been outdrinking we could have been outdrinking you could have been outdrinking they could have been outdrinking

Negation

Simple form	V-ing form
I couldn't outdrink you couldn't outdrink he couldn't outdrink we couldn't outdrink you couldn't outdrink they couldn't outdrink	I couldn't be outdrinking you couldn't be outdrinking he couldn't be outdrinking we couldn't be outdrinking you couldn't be outdrinking they couldn't be outdrinking
Perfect	V-ing perfect
I couldn't have outdrunk you couldn't have outdrunk he couldn't have outdrunk we couldn't have outdrunk you couldn't have outdrunk they couldn't have outdrunk	I couldn't have been outdrinking you couldn't have been outdrinking he couldn't have been outdrinking we couldn't have been outdrinking you couldn't have been outdrinking they couldn't have been outdrinking

Interrogative form

Simple form	V-ing form
could I outdrink? could you outdrink? could he outdrink? could we outdrink? could you outdrink? could they outdrink?	could I be outdrinking? could you be outdrinking? could he be outdrinking? could we be outdrinking? could you be outdrinking? could they be outdrinking?
Perfect	V-ing perfect
could I have outdrunk? could you have outdrunk? could he have outdrunk? could we have outdrunk? could you have outdrunk? could they have outdrunk?	could I have been outdrinking? could you have been outdrinking? could he have been outdrinking? could we have been outdrinking? could you have been outdrinking? could they have been outdrinking?

Interro-negative form

Simple form	V-ing form
couldn't I outdrink? couldn't you outdrink? couldn't he outdrink? couldn't we outdrink? couldn't you outdrink? couldn't they outdrink?	couldn't I be outdrinking? couldn't you be outdrinking? couldn't he be outdrinking? couldn't we be outdrinking? couldn't you be outdrinking? couldn't they be outdrinking?
Perfect	V-ing perfect
couldn't I have outdrunk? couldn't you have outdrunk? couldn't he have outdrunk? couldn't we have outdrunk? couldn't you have outdrunk? couldn't they have outdrunk?	couldn't I have been outdrinking? couldn't you have been outdrinking? couldn't he have been outdrinking? couldn't we have been outdrinking? couldn't you have been outdrinking? couldn't they have been outdrinking?