I should retrogress you should retrogress he should retrogress we should retrogress you should retrogress they should retrogress
Forme en V-ing
I should be retrogressing you should be retrogressing he should be retrogressing we should be retrogressing you should be retrogressing they should be retrogressing
Perfect
I should have retrogressed you should have retrogressed he should have retrogressed we should have retrogressed you should have retrogressed they should have retrogressed
Perfect en V-ing
I should have been retrogressing you should have been retrogressing he should have been retrogressing we should have been retrogressing you should have been retrogressing they should have been retrogressing
Négation
Forme simple
I should not retrogress you should not retrogress he should not retrogress we should not retrogress you should not retrogress they should not retrogress
Forme en V-ing
I should not be retrogressing you should not be retrogressing he should not be retrogressing we should not be retrogressing you should not be retrogressing they should not be retrogressing
Perfect
I should not have retrogressed you should not have retrogressed he should not have retrogressed we should not have retrogressed you should not have retrogressed they should not have retrogressed
Perfect en V-ing
I should not have been retrogressing you should not have been retrogressing he should not have been retrogressing we should not have been retrogressing you should not have been retrogressing they should not have been retrogressing
Forme interrogative
Forme simple
should I retrogress? should you retrogress? should he retrogress? should we retrogress? should you retrogress? should they retrogress?
Forme en V-ing
should I be retrogressing? should you be retrogressing? should he be retrogressing? should we be retrogressing? should you be retrogressing? should they be retrogressing?
Perfect
should I have retrogressed? should you have retrogressed? should he have retrogressed? should we have retrogressed? should you have retrogressed? should they have retrogressed?
Perfect en V-ing
should I have been retrogressing? should you have been retrogressing? should he have been retrogressing? should we have been retrogressing? should you have been retrogressing? should they have been retrogressing?
Forme interro-négative
Forme simple
should I not retrogress? should you not retrogress? should he not retrogress? should we not retrogress? should you not retrogress? should they not retrogress?
Forme en V-ing
should I not be retrogressing? should you not be retrogressing? should he not be retrogressing? should we not be retrogressing? should you not be retrogressing? should they not be retrogressing?
Perfect
should I not have retrogressed? should you not have retrogressed? should he not have retrogressed? should we not have retrogressed? should you not have retrogressed? should they not have retrogressed?
Perfect en V-ing
should I not have been retrogressing? should you not have been retrogressing? should he not have been retrogressing? should we not have been retrogressing? should you not have been retrogressing? should they not have been retrogressing?