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 couldn't wham you couldn't wham he couldn't wham we couldn't wham you couldn't wham they couldn't wham	I couldn't be whaming you couldn't be whaming he couldn't be whaming we couldn't be whaming you couldn't be whaming they couldn't be whaming
Perfect	V-ing perfect
I couldn't have whamed you couldn't have whamed he couldn't have whamed we couldn't have whamed you couldn't have whamed they couldn't have whamed	I couldn't have been whaming you couldn't have been whaming he couldn't have been whaming we couldn't have been whaming you couldn't have been whaming they couldn't 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
couldn't I wham? couldn't you wham? couldn't he wham? couldn't we wham? couldn't you wham? couldn't they wham?	couldn't I be whaming? couldn't you be whaming? couldn't he be whaming? couldn't we be whaming? couldn't you be whaming? couldn't they be whaming?
Perfect	V-ing perfect
couldn't I have whamed? couldn't you have whamed? couldn't he have whamed? couldn't we have whamed? couldn't you have whamed? couldn't they have whamed?	couldn't I have been whaming? couldn't you have been whaming? couldn't he have been whaming? couldn't we have been whaming? couldn't you have been whaming? couldn't they have been whaming?