English verb conjugation
COULD COAT

Regular verb: coat - coated - coated

Affirmation

Simple form	V-ing form
I could coat you could coat he could coat we could coat you could coat they could coat	I could be coating you could be coating he could be coating we could be coating you could be coating they could be coating
Perfect	V-ing perfect
I could have coated you could have coated he could have coated we could have coated you could have coated they could have coated	I could have been coating you could have been coating he could have been coating we could have been coating you could have been coating they could have been coating

Negation

Simple form	V-ing form
I couldn't coat you couldn't coat he couldn't coat we couldn't coat you couldn't coat they couldn't coat	I couldn't be coating you couldn't be coating he couldn't be coating we couldn't be coating you couldn't be coating they couldn't be coating
Perfect	V-ing perfect
I couldn't have coated you couldn't have coated he couldn't have coated we couldn't have coated you couldn't have coated they couldn't have coated	I couldn't have been coating you couldn't have been coating he couldn't have been coating we couldn't have been coating you couldn't have been coating they couldn't have been coating

Interrogative form

Simple form	V-ing form
could I coat? could you coat? could he coat? could we coat? could you coat? could they coat?	could I be coating? could you be coating? could he be coating? could we be coating? could you be coating? could they be coating?
Perfect	V-ing perfect
could I have coated? could you have coated? could he have coated? could we have coated? could you have coated? could they have coated?	could I have been coating? could you have been coating? could he have been coating? could we have been coating? could you have been coating? could they have been coating?

Interro-negative form

Simple form	V-ing form
couldn't I coat? couldn't you coat? couldn't he coat? couldn't we coat? couldn't you coat? couldn't they coat?	couldn't I be coating? couldn't you be coating? couldn't he be coating? couldn't we be coating? couldn't you be coating? couldn't they be coating?
Perfect	V-ing perfect
couldn't I have coated? couldn't you have coated? couldn't he have coated? couldn't we have coated? couldn't you have coated? couldn't they have coated?	couldn't I have been coating? couldn't you have been coating? couldn't he have been coating? couldn't we have been coating? couldn't you have been coating? couldn't they have been coating?