female gender | Modal : no | may | might | can | could | shall | should | will | would | must | ought to
English verb conjugation COULD QUESTION
Regular verb: question - questioned - questioned
Affirmation
Simple form
I could questionyou could question
he could question
we could question
you could question
they could question
V-ing form
I could be questioningyou could be questioning
he could be questioning
we could be questioning
you could be questioning
they could be questioning
Perfect
I could have questionedyou could have questioned
he could have questioned
we could have questioned
you could have questioned
they could have questioned
V-ing perfect
I could have been questioningyou could have been questioning
he could have been questioning
we could have been questioning
you could have been questioning
they could have been questioning
Negation
Simple form
I couldn't questionyou couldn't question
he couldn't question
we couldn't question
you couldn't question
they couldn't question
V-ing form
I couldn't be questioningyou couldn't be questioning
he couldn't be questioning
we couldn't be questioning
you couldn't be questioning
they couldn't be questioning
Perfect
I couldn't have questionedyou couldn't have questioned
he couldn't have questioned
we couldn't have questioned
you couldn't have questioned
they couldn't have questioned
V-ing perfect
I couldn't have been questioningyou couldn't have been questioning
he couldn't have been questioning
we couldn't have been questioning
you couldn't have been questioning
they couldn't have been questioning
Interrogative form
Simple form
could I question?could you question?
could he question?
could we question?
could you question?
could they question?
V-ing form
could I be questioning?could you be questioning?
could he be questioning?
could we be questioning?
could you be questioning?
could they be questioning?
Perfect
could I have questioned?could you have questioned?
could he have questioned?
could we have questioned?
could you have questioned?
could they have questioned?
V-ing perfect
could I have been questioning?could you have been questioning?
could he have been questioning?
could we have been questioning?
could you have been questioning?
could they have been questioning?
Interro-negative form
Simple form
couldn't I question?couldn't you question?
couldn't he question?
couldn't we question?
couldn't you question?
couldn't they question?
V-ing form
couldn't I be questioning?couldn't you be questioning?
couldn't he be questioning?
couldn't we be questioning?
couldn't you be questioning?
couldn't they be questioning?
Perfect
couldn't I have questioned?couldn't you have questioned?
couldn't he have questioned?
couldn't we have questioned?
couldn't you have questioned?
couldn't they have questioned?
V-ing perfect
couldn't I have been questioning?couldn't you have been questioning?
couldn't he have been questioning?
couldn't we have been questioning?
couldn't you have been questioning?
couldn't they have been questioning?