English verb conjugation
COULD SPACKLE

Regular verb: spackle - spackled - spackled

Affirmation

Simple form	V-ing form
I could spackle you could spackle she could spackle we could spackle you could spackle they could spackle	I could be spackling you could be spackling she could be spackling we could be spackling you could be spackling they could be spackling
Perfect	V-ing perfect
I could have spackled you could have spackled she could have spackled we could have spackled you could have spackled they could have spackled	I could have been spackling you could have been spackling she could have been spackling we could have been spackling you could have been spackling they could have been spackling

Negation

Simple form	V-ing form
I couldn't spackle you couldn't spackle she couldn't spackle we couldn't spackle you couldn't spackle they couldn't spackle	I couldn't be spackling you couldn't be spackling she couldn't be spackling we couldn't be spackling you couldn't be spackling they couldn't be spackling
Perfect	V-ing perfect
I couldn't have spackled you couldn't have spackled she couldn't have spackled we couldn't have spackled you couldn't have spackled they couldn't have spackled	I couldn't have been spackling you couldn't have been spackling she couldn't have been spackling we couldn't have been spackling you couldn't have been spackling they couldn't have been spackling

Interrogative form

Simple form	V-ing form
could I spackle? could you spackle? could she spackle? could we spackle? could you spackle? could they spackle?	could I be spackling? could you be spackling? could she be spackling? could we be spackling? could you be spackling? could they be spackling?
Perfect	V-ing perfect
could I have spackled? could you have spackled? could she have spackled? could we have spackled? could you have spackled? could they have spackled?	could I have been spackling? could you have been spackling? could she have been spackling? could we have been spackling? could you have been spackling? could they have been spackling?

Interro-negative form

Simple form	V-ing form
couldn't I spackle? couldn't you spackle? couldn't she spackle? couldn't we spackle? couldn't you spackle? couldn't they spackle?	couldn't I be spackling? couldn't you be spackling? couldn't she be spackling? couldn't we be spackling? couldn't you be spackling? couldn't they be spackling?
Perfect	V-ing perfect
couldn't I have spackled? couldn't you have spackled? couldn't she have spackled? couldn't we have spackled? couldn't you have spackled? couldn't they have spackled?	couldn't I have been spackling? couldn't you have been spackling? couldn't she have been spackling? couldn't we have been spackling? couldn't you have been spackling? couldn't they have been spackling?