I could deduce you could deduce he could deduce we could deduce you could deduce they could deduce
Forme en V-ing
I could be deducing you could be deducing he could be deducing we could be deducing you could be deducing they could be deducing
Perfect
I could have deduced you could have deduced he could have deduced we could have deduced you could have deduced they could have deduced
Perfect en V-ing
I could have been deducing you could have been deducing he could have been deducing we could have been deducing you could have been deducing they could have been deducing
Négation
Forme simple
I could not deduce you could not deduce he could not deduce we could not deduce you could not deduce they could not deduce
Forme en V-ing
I could not be deducing you could not be deducing he could not be deducing we could not be deducing you could not be deducing they could not be deducing
Perfect
I could not have deduced you could not have deduced he could not have deduced we could not have deduced you could not have deduced they could not have deduced
Perfect en V-ing
I could not have been deducing you could not have been deducing he could not have been deducing we could not have been deducing you could not have been deducing they could not have been deducing
Forme interrogative
Forme simple
could I deduce? could you deduce? could he deduce? could we deduce? could you deduce? could they deduce?
Forme en V-ing
could I be deducing? could you be deducing? could he be deducing? could we be deducing? could you be deducing? could they be deducing?
Perfect
could I have deduced? could you have deduced? could he have deduced? could we have deduced? could you have deduced? could they have deduced?
Perfect en V-ing
could I have been deducing? could you have been deducing? could he have been deducing? could we have been deducing? could you have been deducing? could they have been deducing?
Forme interro-négative
Forme simple
could I not deduce? could you not deduce? could he not deduce? could we not deduce? could you not deduce? could they not deduce?
Forme en V-ing
could I not be deducing? could you not be deducing? could he not be deducing? could we not be deducing? could you not be deducing? could they not be deducing?
Perfect
could I not have deduced? could you not have deduced? could he not have deduced? could we not have deduced? could you not have deduced? could they not have deduced?
Perfect en V-ing
could I not have been deducing? could you not have been deducing? could he not have been deducing? could we not have been deducing? could you not have been deducing? could they not have been deducing?