English verb conjugation
COULD EXTRAVASATE

Regular verb: extravasate - extravasated - extravasated

Affirmation

Simple form	V-ing form
I could extravasate you could extravasate she could extravasate we could extravasate you could extravasate they could extravasate	I could be extravasating you could be extravasating she could be extravasating we could be extravasating you could be extravasating they could be extravasating
Perfect	V-ing perfect
I could have extravasated you could have extravasated she could have extravasated we could have extravasated you could have extravasated they could have extravasated	I could have been extravasating you could have been extravasating she could have been extravasating we could have been extravasating you could have been extravasating they could have been extravasating

Negation

Simple form	V-ing form
I couldn't extravasate you couldn't extravasate she couldn't extravasate we couldn't extravasate you couldn't extravasate they couldn't extravasate	I couldn't be extravasating you couldn't be extravasating she couldn't be extravasating we couldn't be extravasating you couldn't be extravasating they couldn't be extravasating
Perfect	V-ing perfect
I couldn't have extravasated you couldn't have extravasated she couldn't have extravasated we couldn't have extravasated you couldn't have extravasated they couldn't have extravasated	I couldn't have been extravasating you couldn't have been extravasating she couldn't have been extravasating we couldn't have been extravasating you couldn't have been extravasating they couldn't have been extravasating

Interrogative form

Simple form	V-ing form
could I extravasate? could you extravasate? could she extravasate? could we extravasate? could you extravasate? could they extravasate?	could I be extravasating? could you be extravasating? could she be extravasating? could we be extravasating? could you be extravasating? could they be extravasating?
Perfect	V-ing perfect
could I have extravasated? could you have extravasated? could she have extravasated? could we have extravasated? could you have extravasated? could they have extravasated?	could I have been extravasating? could you have been extravasating? could she have been extravasating? could we have been extravasating? could you have been extravasating? could they have been extravasating?

Interro-negative form

Simple form	V-ing form
couldn't I extravasate? couldn't you extravasate? couldn't she extravasate? couldn't we extravasate? couldn't you extravasate? couldn't they extravasate?	couldn't I be extravasating? couldn't you be extravasating? couldn't she be extravasating? couldn't we be extravasating? couldn't you be extravasating? couldn't they be extravasating?
Perfect	V-ing perfect
couldn't I have extravasated? couldn't you have extravasated? couldn't she have extravasated? couldn't we have extravasated? couldn't you have extravasated? couldn't they have extravasated?	couldn't I have been extravasating? couldn't you have been extravasating? couldn't she have been extravasating? couldn't we have been extravasating? couldn't you have been extravasating? couldn't they have been extravasating?