I should register you should register he should register we should register you should register they should register
Forme en V-ing
I should be registering you should be registering he should be registering we should be registering you should be registering they should be registering
Perfect
I should have registered you should have registered he should have registered we should have registered you should have registered they should have registered
Perfect en V-ing
I should have been registering you should have been registering he should have been registering we should have been registering you should have been registering they should have been registering
Négation
Forme simple
I should not register you should not register he should not register we should not register you should not register they should not register
Forme en V-ing
I should not be registering you should not be registering he should not be registering we should not be registering you should not be registering they should not be registering
Perfect
I should not have registered you should not have registered he should not have registered we should not have registered you should not have registered they should not have registered
Perfect en V-ing
I should not have been registering you should not have been registering he should not have been registering we should not have been registering you should not have been registering they should not have been registering
Forme interrogative
Forme simple
should I register? should you register? should he register? should we register? should you register? should they register?
Forme en V-ing
should I be registering? should you be registering? should he be registering? should we be registering? should you be registering? should they be registering?
Perfect
should I have registered? should you have registered? should he have registered? should we have registered? should you have registered? should they have registered?
Perfect en V-ing
should I have been registering? should you have been registering? should he have been registering? should we have been registering? should you have been registering? should they have been registering?
Forme interro-négative
Forme simple
should I not register? should you not register? should he not register? should we not register? should you not register? should they not register?
Forme en V-ing
should I not be registering? should you not be registering? should he not be registering? should we not be registering? should you not be registering? should they not be registering?
Perfect
should I not have registered? should you not have registered? should he not have registered? should we not have registered? should you not have registered? should they not have registered?
Perfect en V-ing
should I not have been registering? should you not have been registering? should he not have been registering? should we not have been registering? should you not have been registering? should they not have been registering?