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 could not chuck you could not chuck he could not chuck we could not chuck you could not chuck they could not chuck	I could not be chucking you could not be chucking he could not be chucking we could not be chucking you could not be chucking they could not be chucking
Perfect	V-ing perfect
I could not have chucked you could not have chucked he could not have chucked we could not have chucked you could not have chucked they could not have chucked	I could not have been chucking you could not have been chucking he could not have been chucking we could not have been chucking you could not have been chucking they could not 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
could I not chuck? could you not chuck? could he not chuck? could we not chuck? could you not chuck? could they not chuck?	could I not be chucking? could you not be chucking? could he not be chucking? could we not be chucking? could you not be chucking? could they not be chucking?
Perfect	V-ing perfect
could I not have chucked? could you not have chucked? could he not have chucked? could we not have chucked? could you not have chucked? could they not have chucked?	could I not have been chucking? could you not have been chucking? could he not have been chucking? could we not have been chucking? could you not have been chucking? could they not have been chucking?