English verb conjugation
COULD DISPLACE

Regular verb: displace - displaced - displaced

Affirmation

Simple form	V-ing form
I could displace you could displace she could displace we could displace you could displace they could displace	I could be displacing you could be displacing she could be displacing we could be displacing you could be displacing they could be displacing
Perfect	V-ing perfect
I could have displaced you could have displaced she could have displaced we could have displaced you could have displaced they could have displaced	I could have been displacing you could have been displacing she could have been displacing we could have been displacing you could have been displacing they could have been displacing

Negation

Simple form	V-ing form
I could not displace you could not displace she could not displace we could not displace you could not displace they could not displace	I could not be displacing you could not be displacing she could not be displacing we could not be displacing you could not be displacing they could not be displacing
Perfect	V-ing perfect
I could not have displaced you could not have displaced she could not have displaced we could not have displaced you could not have displaced they could not have displaced	I could not have been displacing you could not have been displacing she could not have been displacing we could not have been displacing you could not have been displacing they could not have been displacing

Interrogative form

Simple form	V-ing form
could I displace? could you displace? could she displace? could we displace? could you displace? could they displace?	could I be displacing? could you be displacing? could she be displacing? could we be displacing? could you be displacing? could they be displacing?
Perfect	V-ing perfect
could I have displaced? could you have displaced? could she have displaced? could we have displaced? could you have displaced? could they have displaced?	could I have been displacing? could you have been displacing? could she have been displacing? could we have been displacing? could you have been displacing? could they have been displacing?

Interro-negative form

Simple form	V-ing form
could I not displace? could you not displace? could she not displace? could we not displace? could you not displace? could they not displace?	could I not be displacing? could you not be displacing? could she not be displacing? could we not be displacing? could you not be displacing? could they not be displacing?
Perfect	V-ing perfect
could I not have displaced? could you not have displaced? could she not have displaced? could we not have displaced? could you not have displaced? could they not have displaced?	could I not have been displacing? could you not have been displacing? could she not have been displacing? could we not have been displacing? could you not have been displacing? could they not have been displacing?