English verb conjugation
COULD PREMISE

Regular verb: premise - premised - premised

Affirmation

Simple form	V-ing form
I could premise you could premise she could premise we could premise you could premise they could premise	I could be premising you could be premising she could be premising we could be premising you could be premising they could be premising
Perfect	V-ing perfect
I could have premised you could have premised she could have premised we could have premised you could have premised they could have premised	I could have been premising you could have been premising she could have been premising we could have been premising you could have been premising they could have been premising

Negation

Simple form	V-ing form
I couldn't premise you couldn't premise she couldn't premise we couldn't premise you couldn't premise they couldn't premise	I couldn't be premising you couldn't be premising she couldn't be premising we couldn't be premising you couldn't be premising they couldn't be premising
Perfect	V-ing perfect
I couldn't have premised you couldn't have premised she couldn't have premised we couldn't have premised you couldn't have premised they couldn't have premised	I couldn't have been premising you couldn't have been premising she couldn't have been premising we couldn't have been premising you couldn't have been premising they couldn't have been premising

Interrogative form

Simple form	V-ing form
could I premise? could you premise? could she premise? could we premise? could you premise? could they premise?	could I be premising? could you be premising? could she be premising? could we be premising? could you be premising? could they be premising?
Perfect	V-ing perfect
could I have premised? could you have premised? could she have premised? could we have premised? could you have premised? could they have premised?	could I have been premising? could you have been premising? could she have been premising? could we have been premising? could you have been premising? could they have been premising?

Interro-negative form

Simple form	V-ing form
couldn't I premise? couldn't you premise? couldn't she premise? couldn't we premise? couldn't you premise? couldn't they premise?	couldn't I be premising? couldn't you be premising? couldn't she be premising? couldn't we be premising? couldn't you be premising? couldn't they be premising?
Perfect	V-ing perfect
couldn't I have premised? couldn't you have premised? couldn't she have premised? couldn't we have premised? couldn't you have premised? couldn't they have premised?	couldn't I have been premising? couldn't you have been premising? couldn't she have been premising? couldn't we have been premising? couldn't you have been premising? couldn't they have been premising?