English verb conjugation
COULD CHUCK

Regular verb: chuck - chucked - chucked

Affirmation

Simple form	V-ing form
I could chuck you could chuck he could chuck we could chuck you could chuck they could chuck	I could be chucking you could be chucking he could be chucking we could be chucking you could be chucking they could be chucking
Perfect	V-ing perfect
I could have chucked you could have chucked he could have chucked we could have chucked you could have chucked they could have chucked	I could have been chucking you could have been chucking he could have been chucking we could have been chucking you could have been chucking they could have been chucking

Negation

Simple form	V-ing form
I couldn't chuck you couldn't chuck he couldn't chuck we couldn't chuck you couldn't chuck they couldn't chuck	I couldn't be chucking you couldn't be chucking he couldn't be chucking we couldn't be chucking you couldn't be chucking they couldn't be chucking
Perfect	V-ing perfect
I couldn't have chucked you couldn't have chucked he couldn't have chucked we couldn't have chucked you couldn't have chucked they couldn't have chucked	I couldn't have been chucking you couldn't have been chucking he couldn't have been chucking we couldn't have been chucking you couldn't have been chucking they couldn't have been chucking

Interrogative form

Simple form	V-ing form
could I chuck? could you chuck? could he chuck? could we chuck? could you chuck? could they chuck?	could I be chucking? could you be chucking? could he be chucking? could we be chucking? could you be chucking? could they be chucking?
Perfect	V-ing perfect
could I have chucked? could you have chucked? could he have chucked? could we have chucked? could you have chucked? could they have chucked?	could I have been chucking? could you have been chucking? could he have been chucking? could we have been chucking? could you have been chucking? could they have been chucking?

Interro-negative form

Simple form	V-ing form
couldn't I chuck? couldn't you chuck? couldn't he chuck? couldn't we chuck? couldn't you chuck? couldn't they chuck?	couldn't I be chucking? couldn't you be chucking? couldn't he be chucking? couldn't we be chucking? couldn't you be chucking? couldn't they be chucking?
Perfect	V-ing perfect
couldn't I have chucked? couldn't you have chucked? couldn't he have chucked? couldn't we have chucked? couldn't you have chucked? couldn't they have chucked?	couldn't I have been chucking? couldn't you have been chucking? couldn't he have been chucking? couldn't we have been chucking? couldn't you have been chucking? couldn't they have been chucking?