English verb conjugation
COULD STOPE

Regular verb: stope - stoped - stoped

Affirmation

Simple form	V-ing form
I could stope you could stope she could stope we could stope you could stope they could stope	I could be stoping you could be stoping she could be stoping we could be stoping you could be stoping they could be stoping
Perfect	V-ing perfect
I could have stoped you could have stoped she could have stoped we could have stoped you could have stoped they could have stoped	I could have been stoping you could have been stoping she could have been stoping we could have been stoping you could have been stoping they could have been stoping

Negation

Simple form	V-ing form
I couldn't stope you couldn't stope she couldn't stope we couldn't stope you couldn't stope they couldn't stope	I couldn't be stoping you couldn't be stoping she couldn't be stoping we couldn't be stoping you couldn't be stoping they couldn't be stoping
Perfect	V-ing perfect
I couldn't have stoped you couldn't have stoped she couldn't have stoped we couldn't have stoped you couldn't have stoped they couldn't have stoped	I couldn't have been stoping you couldn't have been stoping she couldn't have been stoping we couldn't have been stoping you couldn't have been stoping they couldn't have been stoping

Interrogative form

Simple form	V-ing form
could I stope? could you stope? could she stope? could we stope? could you stope? could they stope?	could I be stoping? could you be stoping? could she be stoping? could we be stoping? could you be stoping? could they be stoping?
Perfect	V-ing perfect
could I have stoped? could you have stoped? could she have stoped? could we have stoped? could you have stoped? could they have stoped?	could I have been stoping? could you have been stoping? could she have been stoping? could we have been stoping? could you have been stoping? could they have been stoping?

Interro-negative form

Simple form	V-ing form
couldn't I stope? couldn't you stope? couldn't she stope? couldn't we stope? couldn't you stope? couldn't they stope?	couldn't I be stoping? couldn't you be stoping? couldn't she be stoping? couldn't we be stoping? couldn't you be stoping? couldn't they be stoping?
Perfect	V-ing perfect
couldn't I have stoped? couldn't you have stoped? couldn't she have stoped? couldn't we have stoped? couldn't you have stoped? couldn't they have stoped?	couldn't I have been stoping? couldn't you have been stoping? couldn't she have been stoping? couldn't we have been stoping? couldn't you have been stoping? couldn't they have been stoping?