English verb conjugation
COULD FRIG

Regular verb: frig - frigged - frigged

Affirmation

Simple form	V-ing form
I could frig you could frig he could frig we could frig you could frig they could frig	I could be frigging you could be frigging he could be frigging we could be frigging you could be frigging they could be frigging
Perfect	V-ing perfect
I could have frigged you could have frigged he could have frigged we could have frigged you could have frigged they could have frigged	I could have been frigging you could have been frigging he could have been frigging we could have been frigging you could have been frigging they could have been frigging

Negation

Simple form	V-ing form
I could not frig you could not frig he could not frig we could not frig you could not frig they could not frig	I could not be frigging you could not be frigging he could not be frigging we could not be frigging you could not be frigging they could not be frigging
Perfect	V-ing perfect
I could not have frigged you could not have frigged he could not have frigged we could not have frigged you could not have frigged they could not have frigged	I could not have been frigging you could not have been frigging he could not have been frigging we could not have been frigging you could not have been frigging they could not have been frigging

Interrogative form

Simple form	V-ing form
could I frig? could you frig? could he frig? could we frig? could you frig? could they frig?	could I be frigging? could you be frigging? could he be frigging? could we be frigging? could you be frigging? could they be frigging?
Perfect	V-ing perfect
could I have frigged? could you have frigged? could he have frigged? could we have frigged? could you have frigged? could they have frigged?	could I have been frigging? could you have been frigging? could he have been frigging? could we have been frigging? could you have been frigging? could they have been frigging?

Interro-negative form

Simple form	V-ing form
could I not frig? could you not frig? could he not frig? could we not frig? could you not frig? could they not frig?	could I not be frigging? could you not be frigging? could he not be frigging? could we not be frigging? could you not be frigging? could they not be frigging?
Perfect	V-ing perfect
could I not have frigged? could you not have frigged? could he not have frigged? could we not have frigged? could you not have frigged? could they not have frigged?	could I not have been frigging? could you not have been frigging? could he not have been frigging? could we not have been frigging? could you not have been frigging? could they not have been frigging?