English verb conjugation
COULD MILDEW

Regular verb: mildew - mildewed - mildewed

Affirmation

Simple form	V-ing form
I could mildew you could mildew he could mildew we could mildew you could mildew they could mildew	I could be mildewing you could be mildewing he could be mildewing we could be mildewing you could be mildewing they could be mildewing
Perfect	V-ing perfect
I could have mildewed you could have mildewed he could have mildewed we could have mildewed you could have mildewed they could have mildewed	I could have been mildewing you could have been mildewing he could have been mildewing we could have been mildewing you could have been mildewing they could have been mildewing

Negation

Simple form	V-ing form
I couldn't mildew you couldn't mildew he couldn't mildew we couldn't mildew you couldn't mildew they couldn't mildew	I couldn't be mildewing you couldn't be mildewing he couldn't be mildewing we couldn't be mildewing you couldn't be mildewing they couldn't be mildewing
Perfect	V-ing perfect
I couldn't have mildewed you couldn't have mildewed he couldn't have mildewed we couldn't have mildewed you couldn't have mildewed they couldn't have mildewed	I couldn't have been mildewing you couldn't have been mildewing he couldn't have been mildewing we couldn't have been mildewing you couldn't have been mildewing they couldn't have been mildewing

Interrogative form

Simple form	V-ing form
could I mildew? could you mildew? could he mildew? could we mildew? could you mildew? could they mildew?	could I be mildewing? could you be mildewing? could he be mildewing? could we be mildewing? could you be mildewing? could they be mildewing?
Perfect	V-ing perfect
could I have mildewed? could you have mildewed? could he have mildewed? could we have mildewed? could you have mildewed? could they have mildewed?	could I have been mildewing? could you have been mildewing? could he have been mildewing? could we have been mildewing? could you have been mildewing? could they have been mildewing?

Interro-negative form

Simple form	V-ing form
couldn't I mildew? couldn't you mildew? couldn't he mildew? couldn't we mildew? couldn't you mildew? couldn't they mildew?	couldn't I be mildewing? couldn't you be mildewing? couldn't he be mildewing? couldn't we be mildewing? couldn't you be mildewing? couldn't they be mildewing?
Perfect	V-ing perfect
couldn't I have mildewed? couldn't you have mildewed? couldn't he have mildewed? couldn't we have mildewed? couldn't you have mildewed? couldn't they have mildewed?	couldn't I have been mildewing? couldn't you have been mildewing? couldn't he have been mildewing? couldn't we have been mildewing? couldn't you have been mildewing? couldn't they have been mildewing?