English verb conjugation
COULD RECALL

Regular verb: recall - recalled - recalled

Affirmation

Simple form	V-ing form
I could recall you could recall he could recall we could recall you could recall they could recall	I could be recalling you could be recalling he could be recalling we could be recalling you could be recalling they could be recalling
Perfect	V-ing perfect
I could have recalled you could have recalled he could have recalled we could have recalled you could have recalled they could have recalled	I could have been recalling you could have been recalling he could have been recalling we could have been recalling you could have been recalling they could have been recalling

Negation

Simple form	V-ing form
I could not recall you could not recall he could not recall we could not recall you could not recall they could not recall	I could not be recalling you could not be recalling he could not be recalling we could not be recalling you could not be recalling they could not be recalling
Perfect	V-ing perfect
I could not have recalled you could not have recalled he could not have recalled we could not have recalled you could not have recalled they could not have recalled	I could not have been recalling you could not have been recalling he could not have been recalling we could not have been recalling you could not have been recalling they could not have been recalling

Interrogative form

Simple form	V-ing form
could I recall? could you recall? could he recall? could we recall? could you recall? could they recall?	could I be recalling? could you be recalling? could he be recalling? could we be recalling? could you be recalling? could they be recalling?
Perfect	V-ing perfect
could I have recalled? could you have recalled? could he have recalled? could we have recalled? could you have recalled? could they have recalled?	could I have been recalling? could you have been recalling? could he have been recalling? could we have been recalling? could you have been recalling? could they have been recalling?

Interro-negative form

Simple form	V-ing form
could I not recall? could you not recall? could he not recall? could we not recall? could you not recall? could they not recall?	could I not be recalling? could you not be recalling? could he not be recalling? could we not be recalling? could you not be recalling? could they not be recalling?
Perfect	V-ing perfect
could I not have recalled? could you not have recalled? could he not have recalled? could we not have recalled? could you not have recalled? could they not have recalled?	could I not have been recalling? could you not have been recalling? could he not have been recalling? could we not have been recalling? could you not have been recalling? could they not have been recalling?