I should use you should use she should use we should use you should use they should use
Forma con V-ing
I should be using you should be using she should be using we should be using you should be using they should be using
Perfecto
I should have used you should have used she should have used we should have used you should have used they should have used
Perfecto con V-ing
I should have been using you should have been using she should have been using we should have been using you should have been using they should have been using
Negación
Forma simple
I should not use you should not use she should not use we should not use you should not use they should not use
Forma con V-ing
I should not be using you should not be using she should not be using we should not be using you should not be using they should not be using
Perfecto
I should not have used you should not have used she should not have used we should not have used you should not have used they should not have used
Perfecto con V-ing
I should not have been using you should not have been using she should not have been using we should not have been using you should not have been using they should not have been using
Forma interrogativa
Forma simple
should I use? should you use? should she use? should we use? should you use? should they use?
Forma con V-ing
should I be using? should you be using? should she be using? should we be using? should you be using? should they be using?
Perfecto
should I have used? should you have used? should she have used? should we have used? should you have used? should they have used?
Perfecto con V-ing
should I have been using? should you have been using? should she have been using? should we have been using? should you have been using? should they have been using?
Forma interro-negativa
Forma simple
should I not use? should you not use? should she not use? should we not use? should you not use? should they not use?
Forma con V-ing
should I not be using? should you not be using? should she not be using? should we not be using? should you not be using? should they not be using?
Perfecto
should I not have used? should you not have used? should she not have used? should we not have used? should you not have used? should they not have used?
Perfecto con V-ing
should I not have been using? should you not have been using? should she not have been using? should we not have been using? should you not have been using? should they not have been using?