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 couldn't becalm you couldn't becalm he couldn't becalm we couldn't becalm you couldn't becalm they couldn't becalm	I couldn't be becalming you couldn't be becalming he couldn't be becalming we couldn't be becalming you couldn't be becalming they couldn't be becalming
Perfect	V-ing perfect
I couldn't have becalmed you couldn't have becalmed he couldn't have becalmed we couldn't have becalmed you couldn't have becalmed they couldn't have becalmed	I couldn't have been becalming you couldn't have been becalming he couldn't have been becalming we couldn't have been becalming you couldn't have been becalming they couldn't 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
couldn't I becalm? couldn't you becalm? couldn't he becalm? couldn't we becalm? couldn't you becalm? couldn't they becalm?	couldn't I be becalming? couldn't you be becalming? couldn't he be becalming? couldn't we be becalming? couldn't you be becalming? couldn't they be becalming?
Perfect	V-ing perfect
couldn't I have becalmed? couldn't you have becalmed? couldn't he have becalmed? couldn't we have becalmed? couldn't you have becalmed? couldn't they have becalmed?	couldn't I have been becalming? couldn't you have been becalming? couldn't he have been becalming? couldn't we have been becalming? couldn't you have been becalming? couldn't they have been becalming?