English verb conjugation
COULD BANISH

Regular verb: banish - banished - banished

Affirmation

Simple form	V-ing form
I could banish you could banish he could banish we could banish you could banish they could banish	I could be banishing you could be banishing he could be banishing we could be banishing you could be banishing they could be banishing
Perfect	V-ing perfect
I could have banished you could have banished he could have banished we could have banished you could have banished they could have banished	I could have been banishing you could have been banishing he could have been banishing we could have been banishing you could have been banishing they could have been banishing

Negation

Simple form	V-ing form
I couldn't banish you couldn't banish he couldn't banish we couldn't banish you couldn't banish they couldn't banish	I couldn't be banishing you couldn't be banishing he couldn't be banishing we couldn't be banishing you couldn't be banishing they couldn't be banishing
Perfect	V-ing perfect
I couldn't have banished you couldn't have banished he couldn't have banished we couldn't have banished you couldn't have banished they couldn't have banished	I couldn't have been banishing you couldn't have been banishing he couldn't have been banishing we couldn't have been banishing you couldn't have been banishing they couldn't have been banishing

Interrogative form

Simple form	V-ing form
could I banish? could you banish? could he banish? could we banish? could you banish? could they banish?	could I be banishing? could you be banishing? could he be banishing? could we be banishing? could you be banishing? could they be banishing?
Perfect	V-ing perfect
could I have banished? could you have banished? could he have banished? could we have banished? could you have banished? could they have banished?	could I have been banishing? could you have been banishing? could he have been banishing? could we have been banishing? could you have been banishing? could they have been banishing?

Interro-negative form

Simple form	V-ing form
couldn't I banish? couldn't you banish? couldn't he banish? couldn't we banish? couldn't you banish? couldn't they banish?	couldn't I be banishing? couldn't you be banishing? couldn't he be banishing? couldn't we be banishing? couldn't you be banishing? couldn't they be banishing?
Perfect	V-ing perfect
couldn't I have banished? couldn't you have banished? couldn't he have banished? couldn't we have banished? couldn't you have banished? couldn't they have banished?	couldn't I have been banishing? couldn't you have been banishing? couldn't he have been banishing? couldn't we have been banishing? couldn't you have been banishing? couldn't they have been banishing?