English verb conjugation
COULD INFLATE

Regular verb: inflate - inflated - inflated

Affirmation

Simple form	V-ing form
I could inflate you could inflate she could inflate we could inflate you could inflate they could inflate	I could be inflating you could be inflating she could be inflating we could be inflating you could be inflating they could be inflating
Perfect	V-ing perfect
I could have inflated you could have inflated she could have inflated we could have inflated you could have inflated they could have inflated	I could have been inflating you could have been inflating she could have been inflating we could have been inflating you could have been inflating they could have been inflating

Negation

Simple form	V-ing form
I couldn't inflate you couldn't inflate she couldn't inflate we couldn't inflate you couldn't inflate they couldn't inflate	I couldn't be inflating you couldn't be inflating she couldn't be inflating we couldn't be inflating you couldn't be inflating they couldn't be inflating
Perfect	V-ing perfect
I couldn't have inflated you couldn't have inflated she couldn't have inflated we couldn't have inflated you couldn't have inflated they couldn't have inflated	I couldn't have been inflating you couldn't have been inflating she couldn't have been inflating we couldn't have been inflating you couldn't have been inflating they couldn't have been inflating

Interrogative form

Simple form	V-ing form
could I inflate? could you inflate? could she inflate? could we inflate? could you inflate? could they inflate?	could I be inflating? could you be inflating? could she be inflating? could we be inflating? could you be inflating? could they be inflating?
Perfect	V-ing perfect
could I have inflated? could you have inflated? could she have inflated? could we have inflated? could you have inflated? could they have inflated?	could I have been inflating? could you have been inflating? could she have been inflating? could we have been inflating? could you have been inflating? could they have been inflating?

Interro-negative form

Simple form	V-ing form
couldn't I inflate? couldn't you inflate? couldn't she inflate? couldn't we inflate? couldn't you inflate? couldn't they inflate?	couldn't I be inflating? couldn't you be inflating? couldn't she be inflating? couldn't we be inflating? couldn't you be inflating? couldn't they be inflating?
Perfect	V-ing perfect
couldn't I have inflated? couldn't you have inflated? couldn't she have inflated? couldn't we have inflated? couldn't you have inflated? couldn't they have inflated?	couldn't I have been inflating? couldn't you have been inflating? couldn't she have been inflating? couldn't we have been inflating? couldn't you have been inflating? couldn't they have been inflating?