English verb conjugation
COULD CHOW

Regular verb: chow - chowed - chowed

Affirmation

Simple form	V-ing form
I could chow you could chow he could chow we could chow you could chow they could chow	I could be chowing you could be chowing he could be chowing we could be chowing you could be chowing they could be chowing
Perfect	V-ing perfect
I could have chowed you could have chowed he could have chowed we could have chowed you could have chowed they could have chowed	I could have been chowing you could have been chowing he could have been chowing we could have been chowing you could have been chowing they could have been chowing

Negation

Simple form	V-ing form
I couldn't chow you couldn't chow he couldn't chow we couldn't chow you couldn't chow they couldn't chow	I couldn't be chowing you couldn't be chowing he couldn't be chowing we couldn't be chowing you couldn't be chowing they couldn't be chowing
Perfect	V-ing perfect
I couldn't have chowed you couldn't have chowed he couldn't have chowed we couldn't have chowed you couldn't have chowed they couldn't have chowed	I couldn't have been chowing you couldn't have been chowing he couldn't have been chowing we couldn't have been chowing you couldn't have been chowing they couldn't have been chowing

Interrogative form

Simple form	V-ing form
could I chow? could you chow? could he chow? could we chow? could you chow? could they chow?	could I be chowing? could you be chowing? could he be chowing? could we be chowing? could you be chowing? could they be chowing?
Perfect	V-ing perfect
could I have chowed? could you have chowed? could he have chowed? could we have chowed? could you have chowed? could they have chowed?	could I have been chowing? could you have been chowing? could he have been chowing? could we have been chowing? could you have been chowing? could they have been chowing?

Interro-negative form

Simple form	V-ing form
couldn't I chow? couldn't you chow? couldn't he chow? couldn't we chow? couldn't you chow? couldn't they chow?	couldn't I be chowing? couldn't you be chowing? couldn't he be chowing? couldn't we be chowing? couldn't you be chowing? couldn't they be chowing?
Perfect	V-ing perfect
couldn't I have chowed? couldn't you have chowed? couldn't he have chowed? couldn't we have chowed? couldn't you have chowed? couldn't they have chowed?	couldn't I have been chowing? couldn't you have been chowing? couldn't he have been chowing? couldn't we have been chowing? couldn't you have been chowing? couldn't they have been chowing?