English verb conjugation
COULD BECALM

Regular verb: becalm - becalmed - becalmed

Affirmation

Simple form	V-ing form
I could becalm you could becalm he could becalm we could becalm you could becalm they could becalm	I could be becalming you could be becalming he could be becalming we could be becalming you could be becalming they could be becalming
Perfect	V-ing perfect
I could have becalmed you could have becalmed he could have becalmed we could have becalmed you could have becalmed they could have becalmed	I could have been becalming you could have been becalming he could have been becalming we could have been becalming you could have been becalming they could have been becalming

Negation

Simple form	V-ing form
I could not becalm you could not becalm he could not becalm we could not becalm you could not becalm they could not becalm	I could not be becalming you could not be becalming he could not be becalming we could not be becalming you could not be becalming they could not be becalming
Perfect	V-ing perfect
I could not have becalmed you could not have becalmed he could not have becalmed we could not have becalmed you could not have becalmed they could not have becalmed	I could not have been becalming you could not have been becalming he could not have been becalming we could not have been becalming you could not have been becalming they could not have been becalming

Interrogative form

Simple form	V-ing form
could I becalm? could you becalm? could he becalm? could we becalm? could you becalm? could they becalm?	could I be becalming? could you be becalming? could he be becalming? could we be becalming? could you be becalming? could they be becalming?
Perfect	V-ing perfect
could I have becalmed? could you have becalmed? could he have becalmed? could we have becalmed? could you have becalmed? could they have becalmed?	could I have been becalming? could you have been becalming? could he have been becalming? could we have been becalming? could you have been becalming? could they have been becalming?

Interro-negative form

Simple form	V-ing form
could I not becalm? could you not becalm? could he not becalm? could we not becalm? could you not becalm? could they not becalm?	could I not be becalming? could you not be becalming? could he not be becalming? could we not be becalming? could you not be becalming? could they not be becalming?
Perfect	V-ing perfect
could I not have becalmed? could you not have becalmed? could he not have becalmed? could we not have becalmed? could you not have becalmed? could they not have becalmed?	could I not have been becalming? could you not have been becalming? could he not have been becalming? could we not have been becalming? could you not have been becalming? could they not have been becalming?