English verb conjugation
COULD REWIND

Irregular verb: rewind - rewound - rewound

Affirmation

Simple form	V-ing form
I could rewind you could rewind he could rewind we could rewind you could rewind they could rewind	I could be rewinding you could be rewinding he could be rewinding we could be rewinding you could be rewinding they could be rewinding
Perfect	V-ing perfect
I could have rewound you could have rewound he could have rewound we could have rewound you could have rewound they could have rewound	I could have been rewinding you could have been rewinding he could have been rewinding we could have been rewinding you could have been rewinding they could have been rewinding

Negation

Simple form	V-ing form
I couldn't rewind you couldn't rewind he couldn't rewind we couldn't rewind you couldn't rewind they couldn't rewind	I couldn't be rewinding you couldn't be rewinding he couldn't be rewinding we couldn't be rewinding you couldn't be rewinding they couldn't be rewinding
Perfect	V-ing perfect
I couldn't have rewound you couldn't have rewound he couldn't have rewound we couldn't have rewound you couldn't have rewound they couldn't have rewound	I couldn't have been rewinding you couldn't have been rewinding he couldn't have been rewinding we couldn't have been rewinding you couldn't have been rewinding they couldn't have been rewinding

Interrogative form

Simple form	V-ing form
could I rewind? could you rewind? could he rewind? could we rewind? could you rewind? could they rewind?	could I be rewinding? could you be rewinding? could he be rewinding? could we be rewinding? could you be rewinding? could they be rewinding?
Perfect	V-ing perfect
could I have rewound? could you have rewound? could he have rewound? could we have rewound? could you have rewound? could they have rewound?	could I have been rewinding? could you have been rewinding? could he have been rewinding? could we have been rewinding? could you have been rewinding? could they have been rewinding?

Interro-negative form

Simple form	V-ing form
couldn't I rewind? couldn't you rewind? couldn't he rewind? couldn't we rewind? couldn't you rewind? couldn't they rewind?	couldn't I be rewinding? couldn't you be rewinding? couldn't he be rewinding? couldn't we be rewinding? couldn't you be rewinding? couldn't they be rewinding?
Perfect	V-ing perfect
couldn't I have rewound? couldn't you have rewound? couldn't he have rewound? couldn't we have rewound? couldn't you have rewound? couldn't they have rewound?	couldn't I have been rewinding? couldn't you have been rewinding? couldn't he have been rewinding? couldn't we have been rewinding? couldn't you have been rewinding? couldn't they have been rewinding?