English verb conjugation
COULD OUTSCREAM

Regular verb: outscream - outscreamed - outscreamed

Affirmation

Simple form	V-ing form
I could outscream you could outscream he could outscream we could outscream you could outscream they could outscream	I could be outscreaming you could be outscreaming he could be outscreaming we could be outscreaming you could be outscreaming they could be outscreaming
Perfect	V-ing perfect
I could have outscreamed you could have outscreamed he could have outscreamed we could have outscreamed you could have outscreamed they could have outscreamed	I could have been outscreaming you could have been outscreaming he could have been outscreaming we could have been outscreaming you could have been outscreaming they could have been outscreaming

Negation

Simple form	V-ing form
I couldn't outscream you couldn't outscream he couldn't outscream we couldn't outscream you couldn't outscream they couldn't outscream	I couldn't be outscreaming you couldn't be outscreaming he couldn't be outscreaming we couldn't be outscreaming you couldn't be outscreaming they couldn't be outscreaming
Perfect	V-ing perfect
I couldn't have outscreamed you couldn't have outscreamed he couldn't have outscreamed we couldn't have outscreamed you couldn't have outscreamed they couldn't have outscreamed	I couldn't have been outscreaming you couldn't have been outscreaming he couldn't have been outscreaming we couldn't have been outscreaming you couldn't have been outscreaming they couldn't have been outscreaming

Interrogative form

Simple form	V-ing form
could I outscream? could you outscream? could he outscream? could we outscream? could you outscream? could they outscream?	could I be outscreaming? could you be outscreaming? could he be outscreaming? could we be outscreaming? could you be outscreaming? could they be outscreaming?
Perfect	V-ing perfect
could I have outscreamed? could you have outscreamed? could he have outscreamed? could we have outscreamed? could you have outscreamed? could they have outscreamed?	could I have been outscreaming? could you have been outscreaming? could he have been outscreaming? could we have been outscreaming? could you have been outscreaming? could they have been outscreaming?

Interro-negative form

Simple form	V-ing form
couldn't I outscream? couldn't you outscream? couldn't he outscream? couldn't we outscream? couldn't you outscream? couldn't they outscream?	couldn't I be outscreaming? couldn't you be outscreaming? couldn't he be outscreaming? couldn't we be outscreaming? couldn't you be outscreaming? couldn't they be outscreaming?
Perfect	V-ing perfect
couldn't I have outscreamed? couldn't you have outscreamed? couldn't he have outscreamed? couldn't we have outscreamed? couldn't you have outscreamed? couldn't they have outscreamed?	couldn't I have been outscreaming? couldn't you have been outscreaming? couldn't he have been outscreaming? couldn't we have been outscreaming? couldn't you have been outscreaming? couldn't they have been outscreaming?