English verb conjugation
COULD PURPORT

Regular verb: purport - purported - purported

Affirmation

Simple form	V-ing form
I could purport you could purport he could purport we could purport you could purport they could purport	I could be purporting you could be purporting he could be purporting we could be purporting you could be purporting they could be purporting
Perfect	V-ing perfect
I could have purported you could have purported he could have purported we could have purported you could have purported they could have purported	I could have been purporting you could have been purporting he could have been purporting we could have been purporting you could have been purporting they could have been purporting

Negation

Simple form	V-ing form
I couldn't purport you couldn't purport he couldn't purport we couldn't purport you couldn't purport they couldn't purport	I couldn't be purporting you couldn't be purporting he couldn't be purporting we couldn't be purporting you couldn't be purporting they couldn't be purporting
Perfect	V-ing perfect
I couldn't have purported you couldn't have purported he couldn't have purported we couldn't have purported you couldn't have purported they couldn't have purported	I couldn't have been purporting you couldn't have been purporting he couldn't have been purporting we couldn't have been purporting you couldn't have been purporting they couldn't have been purporting

Interrogative form

Simple form	V-ing form
could I purport? could you purport? could he purport? could we purport? could you purport? could they purport?	could I be purporting? could you be purporting? could he be purporting? could we be purporting? could you be purporting? could they be purporting?
Perfect	V-ing perfect
could I have purported? could you have purported? could he have purported? could we have purported? could you have purported? could they have purported?	could I have been purporting? could you have been purporting? could he have been purporting? could we have been purporting? could you have been purporting? could they have been purporting?

Interro-negative form

Simple form	V-ing form
couldn't I purport? couldn't you purport? couldn't he purport? couldn't we purport? couldn't you purport? couldn't they purport?	couldn't I be purporting? couldn't you be purporting? couldn't he be purporting? couldn't we be purporting? couldn't you be purporting? couldn't they be purporting?
Perfect	V-ing perfect
couldn't I have purported? couldn't you have purported? couldn't he have purported? couldn't we have purported? couldn't you have purported? couldn't they have purported?	couldn't I have been purporting? couldn't you have been purporting? couldn't he have been purporting? couldn't we have been purporting? couldn't you have been purporting? couldn't they have been purporting?