English verb conjugation COULD PROPOUND

Regular verb: propound - propounded - propounded

Affirmation

Simple form

I could propound
you could propound
he could propound
we could propound
you could propound
they could propound

V-ing form

I could be propounding
you could be propounding
he could be propounding
we could be propounding
you could be propounding
they could be propounding

Perfect

I could have propounded
you could have propounded
he could have propounded
we could have propounded
you could have propounded
they could have propounded

V-ing perfect

I could have been propounding
you could have been propounding
he could have been propounding
we could have been propounding
you could have been propounding
they could have been propounding

Negation

Simple form

I couldn't propound
you couldn't propound
he couldn't propound
we couldn't propound
you couldn't propound
they couldn't propound

V-ing form

I couldn't be propounding
you couldn't be propounding
he couldn't be propounding
we couldn't be propounding
you couldn't be propounding
they couldn't be propounding

Perfect

I couldn't have propounded
you couldn't have propounded
he couldn't have propounded
we couldn't have propounded
you couldn't have propounded
they couldn't have propounded

V-ing perfect

I couldn't have been propounding
you couldn't have been propounding
he couldn't have been propounding
we couldn't have been propounding
you couldn't have been propounding
they couldn't have been propounding

Interrogative form

Simple form

could I propound?
could you propound?
could he propound?
could we propound?
could you propound?
could they propound?

V-ing form

could I be propounding?
could you be propounding?
could he be propounding?
could we be propounding?
could you be propounding?
could they be propounding?

Perfect

could I have propounded?
could you have propounded?
could he have propounded?
could we have propounded?
could you have propounded?
could they have propounded?

V-ing perfect

could I have been propounding?
could you have been propounding?
could he have been propounding?
could we have been propounding?
could you have been propounding?
could they have been propounding?

Interro-negative form

Simple form

couldn't I propound?
couldn't you propound?
couldn't he propound?
couldn't we propound?
couldn't you propound?
couldn't they propound?

V-ing form

couldn't I be propounding?
couldn't you be propounding?
couldn't he be propounding?
couldn't we be propounding?
couldn't you be propounding?
couldn't they be propounding?

Perfect

couldn't I have propounded?
couldn't you have propounded?
couldn't he have propounded?
couldn't we have propounded?
couldn't you have propounded?
couldn't they have propounded?

V-ing perfect

couldn't I have been propounding?
couldn't you have been propounding?
couldn't he have been propounding?
couldn't we have been propounding?
couldn't you have been propounding?
couldn't they have been propounding?

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