English verb conjugation
COULD COCKLE

Regular verb: cockle - cockled - cockled

Affirmation

Simple form	V-ing form
I could cockle you could cockle he could cockle we could cockle you could cockle they could cockle	I could be cockling you could be cockling he could be cockling we could be cockling you could be cockling they could be cockling
Perfect	V-ing perfect
I could have cockled you could have cockled he could have cockled we could have cockled you could have cockled they could have cockled	I could have been cockling you could have been cockling he could have been cockling we could have been cockling you could have been cockling they could have been cockling

Negation

Simple form	V-ing form
I couldn't cockle you couldn't cockle he couldn't cockle we couldn't cockle you couldn't cockle they couldn't cockle	I couldn't be cockling you couldn't be cockling he couldn't be cockling we couldn't be cockling you couldn't be cockling they couldn't be cockling
Perfect	V-ing perfect
I couldn't have cockled you couldn't have cockled he couldn't have cockled we couldn't have cockled you couldn't have cockled they couldn't have cockled	I couldn't have been cockling you couldn't have been cockling he couldn't have been cockling we couldn't have been cockling you couldn't have been cockling they couldn't have been cockling

Interrogative form

Simple form	V-ing form
could I cockle? could you cockle? could he cockle? could we cockle? could you cockle? could they cockle?	could I be cockling? could you be cockling? could he be cockling? could we be cockling? could you be cockling? could they be cockling?
Perfect	V-ing perfect
could I have cockled? could you have cockled? could he have cockled? could we have cockled? could you have cockled? could they have cockled?	could I have been cockling? could you have been cockling? could he have been cockling? could we have been cockling? could you have been cockling? could they have been cockling?

Interro-negative form

Simple form	V-ing form
couldn't I cockle? couldn't you cockle? couldn't he cockle? couldn't we cockle? couldn't you cockle? couldn't they cockle?	couldn't I be cockling? couldn't you be cockling? couldn't he be cockling? couldn't we be cockling? couldn't you be cockling? couldn't they be cockling?
Perfect	V-ing perfect
couldn't I have cockled? couldn't you have cockled? couldn't he have cockled? couldn't we have cockled? couldn't you have cockled? couldn't they have cockled?	couldn't I have been cockling? couldn't you have been cockling? couldn't he have been cockling? couldn't we have been cockling? couldn't you have been cockling? couldn't they have been cockling?