English verb conjugation
COULD OVERINFLATE

Regular verb: overinflate - overinflated - overinflated

Affirmation

Simple form	V-ing form
I could overinflate you could overinflate she could overinflate we could overinflate you could overinflate they could overinflate	I could be overinflating you could be overinflating she could be overinflating we could be overinflating you could be overinflating they could be overinflating
Perfect	V-ing perfect
I could have overinflated you could have overinflated she could have overinflated we could have overinflated you could have overinflated they could have overinflated	I could have been overinflating you could have been overinflating she could have been overinflating we could have been overinflating you could have been overinflating they could have been overinflating

Negation

Simple form	V-ing form
I couldn't overinflate you couldn't overinflate she couldn't overinflate we couldn't overinflate you couldn't overinflate they couldn't overinflate	I couldn't be overinflating you couldn't be overinflating she couldn't be overinflating we couldn't be overinflating you couldn't be overinflating they couldn't be overinflating
Perfect	V-ing perfect
I couldn't have overinflated you couldn't have overinflated she couldn't have overinflated we couldn't have overinflated you couldn't have overinflated they couldn't have overinflated	I couldn't have been overinflating you couldn't have been overinflating she couldn't have been overinflating we couldn't have been overinflating you couldn't have been overinflating they couldn't have been overinflating

Interrogative form

Simple form	V-ing form
could I overinflate? could you overinflate? could she overinflate? could we overinflate? could you overinflate? could they overinflate?	could I be overinflating? could you be overinflating? could she be overinflating? could we be overinflating? could you be overinflating? could they be overinflating?
Perfect	V-ing perfect
could I have overinflated? could you have overinflated? could she have overinflated? could we have overinflated? could you have overinflated? could they have overinflated?	could I have been overinflating? could you have been overinflating? could she have been overinflating? could we have been overinflating? could you have been overinflating? could they have been overinflating?

Interro-negative form

Simple form	V-ing form
couldn't I overinflate? couldn't you overinflate? couldn't she overinflate? couldn't we overinflate? couldn't you overinflate? couldn't they overinflate?	couldn't I be overinflating? couldn't you be overinflating? couldn't she be overinflating? couldn't we be overinflating? couldn't you be overinflating? couldn't they be overinflating?
Perfect	V-ing perfect
couldn't I have overinflated? couldn't you have overinflated? couldn't she have overinflated? couldn't we have overinflated? couldn't you have overinflated? couldn't they have overinflated?	couldn't I have been overinflating? couldn't you have been overinflating? couldn't she have been overinflating? couldn't we have been overinflating? couldn't you have been overinflating? couldn't they have been overinflating?