English verb conjugation
COULD OUTFISH

Regular verb: outfish - outfished - outfished

Affirmation

Simple form	V-ing form
I could outfish you could outfish she could outfish we could outfish you could outfish they could outfish	I could be outfishing you could be outfishing she could be outfishing we could be outfishing you could be outfishing they could be outfishing
Perfect	V-ing perfect
I could have outfished you could have outfished she could have outfished we could have outfished you could have outfished they could have outfished	I could have been outfishing you could have been outfishing she could have been outfishing we could have been outfishing you could have been outfishing they could have been outfishing

Negation

Simple form	V-ing form
I couldn't outfish you couldn't outfish she couldn't outfish we couldn't outfish you couldn't outfish they couldn't outfish	I couldn't be outfishing you couldn't be outfishing she couldn't be outfishing we couldn't be outfishing you couldn't be outfishing they couldn't be outfishing
Perfect	V-ing perfect
I couldn't have outfished you couldn't have outfished she couldn't have outfished we couldn't have outfished you couldn't have outfished they couldn't have outfished	I couldn't have been outfishing you couldn't have been outfishing she couldn't have been outfishing we couldn't have been outfishing you couldn't have been outfishing they couldn't have been outfishing

Interrogative form

Simple form	V-ing form
could I outfish? could you outfish? could she outfish? could we outfish? could you outfish? could they outfish?	could I be outfishing? could you be outfishing? could she be outfishing? could we be outfishing? could you be outfishing? could they be outfishing?
Perfect	V-ing perfect
could I have outfished? could you have outfished? could she have outfished? could we have outfished? could you have outfished? could they have outfished?	could I have been outfishing? could you have been outfishing? could she have been outfishing? could we have been outfishing? could you have been outfishing? could they have been outfishing?

Interro-negative form

Simple form	V-ing form
couldn't I outfish? couldn't you outfish? couldn't she outfish? couldn't we outfish? couldn't you outfish? couldn't they outfish?	couldn't I be outfishing? couldn't you be outfishing? couldn't she be outfishing? couldn't we be outfishing? couldn't you be outfishing? couldn't they be outfishing?
Perfect	V-ing perfect
couldn't I have outfished? couldn't you have outfished? couldn't she have outfished? couldn't we have outfished? couldn't you have outfished? couldn't they have outfished?	couldn't I have been outfishing? couldn't you have been outfishing? couldn't she have been outfishing? couldn't we have been outfishing? couldn't you have been outfishing? couldn't they have been outfishing?