English verb conjugation
COULD ANAESTHETIZE

Regular verb: anaesthetize - anaesthetized - anaesthetized

Affirmation

Simple form	V-ing form
I could anaesthetize you could anaesthetize she could anaesthetize we could anaesthetize you could anaesthetize they could anaesthetize	I could be anaesthetizing you could be anaesthetizing she could be anaesthetizing we could be anaesthetizing you could be anaesthetizing they could be anaesthetizing
Perfect	V-ing perfect
I could have anaesthetized you could have anaesthetized she could have anaesthetized we could have anaesthetized you could have anaesthetized they could have anaesthetized	I could have been anaesthetizing you could have been anaesthetizing she could have been anaesthetizing we could have been anaesthetizing you could have been anaesthetizing they could have been anaesthetizing

Negation

Simple form	V-ing form
I couldn't anaesthetize you couldn't anaesthetize she couldn't anaesthetize we couldn't anaesthetize you couldn't anaesthetize they couldn't anaesthetize	I couldn't be anaesthetizing you couldn't be anaesthetizing she couldn't be anaesthetizing we couldn't be anaesthetizing you couldn't be anaesthetizing they couldn't be anaesthetizing
Perfect	V-ing perfect
I couldn't have anaesthetized you couldn't have anaesthetized she couldn't have anaesthetized we couldn't have anaesthetized you couldn't have anaesthetized they couldn't have anaesthetized	I couldn't have been anaesthetizing you couldn't have been anaesthetizing she couldn't have been anaesthetizing we couldn't have been anaesthetizing you couldn't have been anaesthetizing they couldn't have been anaesthetizing

Interrogative form

Simple form	V-ing form
could I anaesthetize? could you anaesthetize? could she anaesthetize? could we anaesthetize? could you anaesthetize? could they anaesthetize?	could I be anaesthetizing? could you be anaesthetizing? could she be anaesthetizing? could we be anaesthetizing? could you be anaesthetizing? could they be anaesthetizing?
Perfect	V-ing perfect
could I have anaesthetized? could you have anaesthetized? could she have anaesthetized? could we have anaesthetized? could you have anaesthetized? could they have anaesthetized?	could I have been anaesthetizing? could you have been anaesthetizing? could she have been anaesthetizing? could we have been anaesthetizing? could you have been anaesthetizing? could they have been anaesthetizing?

Interro-negative form

Simple form	V-ing form
couldn't I anaesthetize? couldn't you anaesthetize? couldn't she anaesthetize? couldn't we anaesthetize? couldn't you anaesthetize? couldn't they anaesthetize?	couldn't I be anaesthetizing? couldn't you be anaesthetizing? couldn't she be anaesthetizing? couldn't we be anaesthetizing? couldn't you be anaesthetizing? couldn't they be anaesthetizing?
Perfect	V-ing perfect
couldn't I have anaesthetized? couldn't you have anaesthetized? couldn't she have anaesthetized? couldn't we have anaesthetized? couldn't you have anaesthetized? couldn't they have anaesthetized?	couldn't I have been anaesthetizing? couldn't you have been anaesthetizing? couldn't she have been anaesthetizing? couldn't we have been anaesthetizing? couldn't you have been anaesthetizing? couldn't they have been anaesthetizing?