English verb conjugation
COULD SURCEASE

Regular verb: surcease - surceased - surceased

Affirmation

Simple form	V-ing form
I could surcease you could surcease he could surcease we could surcease you could surcease they could surcease	I could be surceasing you could be surceasing he could be surceasing we could be surceasing you could be surceasing they could be surceasing
Perfect	V-ing perfect
I could have surceased you could have surceased he could have surceased we could have surceased you could have surceased they could have surceased	I could have been surceasing you could have been surceasing he could have been surceasing we could have been surceasing you could have been surceasing they could have been surceasing

Negation

Simple form	V-ing form
I could not surcease you could not surcease he could not surcease we could not surcease you could not surcease they could not surcease	I could not be surceasing you could not be surceasing he could not be surceasing we could not be surceasing you could not be surceasing they could not be surceasing
Perfect	V-ing perfect
I could not have surceased you could not have surceased he could not have surceased we could not have surceased you could not have surceased they could not have surceased	I could not have been surceasing you could not have been surceasing he could not have been surceasing we could not have been surceasing you could not have been surceasing they could not have been surceasing

Interrogative form

Simple form	V-ing form
could I surcease? could you surcease? could he surcease? could we surcease? could you surcease? could they surcease?	could I be surceasing? could you be surceasing? could he be surceasing? could we be surceasing? could you be surceasing? could they be surceasing?
Perfect	V-ing perfect
could I have surceased? could you have surceased? could he have surceased? could we have surceased? could you have surceased? could they have surceased?	could I have been surceasing? could you have been surceasing? could he have been surceasing? could we have been surceasing? could you have been surceasing? could they have been surceasing?

Interro-negative form

Simple form	V-ing form
could I not surcease? could you not surcease? could he not surcease? could we not surcease? could you not surcease? could they not surcease?	could I not be surceasing? could you not be surceasing? could he not be surceasing? could we not be surceasing? could you not be surceasing? could they not be surceasing?
Perfect	V-ing perfect
could I not have surceased? could you not have surceased? could he not have surceased? could we not have surceased? could you not have surceased? could they not have surceased?	could I not have been surceasing? could you not have been surceasing? could he not have been surceasing? could we not have been surceasing? could you not have been surceasing? could they not have been surceasing?