English verb conjugation
COULD WHAM

Regular verb: wham - whamed - whamed

Affirmation

Simple form	V-ing form
I could wham you could wham he could wham we could wham you could wham they could wham	I could be whaming you could be whaming he could be whaming we could be whaming you could be whaming they could be whaming
Perfect	V-ing perfect
I could have whamed you could have whamed he could have whamed we could have whamed you could have whamed they could have whamed	I could have been whaming you could have been whaming he could have been whaming we could have been whaming you could have been whaming they could have been whaming

Negation

Simple form	V-ing form
I could not wham you could not wham he could not wham we could not wham you could not wham they could not wham	I could not be whaming you could not be whaming he could not be whaming we could not be whaming you could not be whaming they could not be whaming
Perfect	V-ing perfect
I could not have whamed you could not have whamed he could not have whamed we could not have whamed you could not have whamed they could not have whamed	I could not have been whaming you could not have been whaming he could not have been whaming we could not have been whaming you could not have been whaming they could not have been whaming

Interrogative form

Simple form	V-ing form
could I wham? could you wham? could he wham? could we wham? could you wham? could they wham?	could I be whaming? could you be whaming? could he be whaming? could we be whaming? could you be whaming? could they be whaming?
Perfect	V-ing perfect
could I have whamed? could you have whamed? could he have whamed? could we have whamed? could you have whamed? could they have whamed?	could I have been whaming? could you have been whaming? could he have been whaming? could we have been whaming? could you have been whaming? could they have been whaming?

Interro-negative form

Simple form	V-ing form
could I not wham? could you not wham? could he not wham? could we not wham? could you not wham? could they not wham?	could I not be whaming? could you not be whaming? could he not be whaming? could we not be whaming? could you not be whaming? could they not be whaming?
Perfect	V-ing perfect
could I not have whamed? could you not have whamed? could he not have whamed? could we not have whamed? could you not have whamed? could they not have whamed?	could I not have been whaming? could you not have been whaming? could he not have been whaming? could we not have been whaming? could you not have been whaming? could they not have been whaming?