I should trail you should trail he should trail we should trail you should trail they should trail
Forme en V-ing
I should be trailing you should be trailing he should be trailing we should be trailing you should be trailing they should be trailing
Perfect
I should have trailed you should have trailed he should have trailed we should have trailed you should have trailed they should have trailed
Perfect en V-ing
I should have been trailing you should have been trailing he should have been trailing we should have been trailing you should have been trailing they should have been trailing
Négation
Forme simple
I should not trail you should not trail he should not trail we should not trail you should not trail they should not trail
Forme en V-ing
I should not be trailing you should not be trailing he should not be trailing we should not be trailing you should not be trailing they should not be trailing
Perfect
I should not have trailed you should not have trailed he should not have trailed we should not have trailed you should not have trailed they should not have trailed
Perfect en V-ing
I should not have been trailing you should not have been trailing he should not have been trailing we should not have been trailing you should not have been trailing they should not have been trailing
Forme interrogative
Forme simple
should I trail? should you trail? should he trail? should we trail? should you trail? should they trail?
Forme en V-ing
should I be trailing? should you be trailing? should he be trailing? should we be trailing? should you be trailing? should they be trailing?
Perfect
should I have trailed? should you have trailed? should he have trailed? should we have trailed? should you have trailed? should they have trailed?
Perfect en V-ing
should I have been trailing? should you have been trailing? should he have been trailing? should we have been trailing? should you have been trailing? should they have been trailing?
Forme interro-négative
Forme simple
should I not trail? should you not trail? should he not trail? should we not trail? should you not trail? should they not trail?
Forme en V-ing
should I not be trailing? should you not be trailing? should he not be trailing? should we not be trailing? should you not be trailing? should they not be trailing?
Perfect
should I not have trailed? should you not have trailed? should he not have trailed? should we not have trailed? should you not have trailed? should they not have trailed?
Perfect en V-ing
should I not have been trailing? should you not have been trailing? should he not have been trailing? should we not have been trailing? should you not have been trailing? should they not have been trailing?