I could interpolate you could interpolate she could interpolate we could interpolate you could interpolate they could interpolate
Forme en V-ing
I could be interpolating you could be interpolating she could be interpolating we could be interpolating you could be interpolating they could be interpolating
Perfect
I could have interpolated you could have interpolated she could have interpolated we could have interpolated you could have interpolated they could have interpolated
Perfect en V-ing
I could have been interpolating you could have been interpolating she could have been interpolating we could have been interpolating you could have been interpolating they could have been interpolating
Négation
Forme simple
I could not interpolate you could not interpolate she could not interpolate we could not interpolate you could not interpolate they could not interpolate
Forme en V-ing
I could not be interpolating you could not be interpolating she could not be interpolating we could not be interpolating you could not be interpolating they could not be interpolating
Perfect
I could not have interpolated you could not have interpolated she could not have interpolated we could not have interpolated you could not have interpolated they could not have interpolated
Perfect en V-ing
I could not have been interpolating you could not have been interpolating she could not have been interpolating we could not have been interpolating you could not have been interpolating they could not have been interpolating
Forme interrogative
Forme simple
could I interpolate? could you interpolate? could she interpolate? could we interpolate? could you interpolate? could they interpolate?
Forme en V-ing
could I be interpolating? could you be interpolating? could she be interpolating? could we be interpolating? could you be interpolating? could they be interpolating?
Perfect
could I have interpolated? could you have interpolated? could she have interpolated? could we have interpolated? could you have interpolated? could they have interpolated?
Perfect en V-ing
could I have been interpolating? could you have been interpolating? could she have been interpolating? could we have been interpolating? could you have been interpolating? could they have been interpolating?
Forme interro-négative
Forme simple
could I not interpolate? could you not interpolate? could she not interpolate? could we not interpolate? could you not interpolate? could they not interpolate?
Forme en V-ing
could I not be interpolating? could you not be interpolating? could she not be interpolating? could we not be interpolating? could you not be interpolating? could they not be interpolating?
Perfect
could I not have interpolated? could you not have interpolated? could she not have interpolated? could we not have interpolated? could you not have interpolated? could they not have interpolated?
Perfect en V-ing
could I not have been interpolating? could you not have been interpolating? could she not have been interpolating? could we not have been interpolating? could you not have been interpolating? could they not have been interpolating?