I should extend you should extend he should extend we should extend you should extend they should extend
Forme en V-ing
I should be extending you should be extending he should be extending we should be extending you should be extending they should be extending
Perfect
I should have extended you should have extended he should have extended we should have extended you should have extended they should have extended
Perfect en V-ing
I should have been extending you should have been extending he should have been extending we should have been extending you should have been extending they should have been extending
Négation
Forme simple
I should not extend you should not extend he should not extend we should not extend you should not extend they should not extend
Forme en V-ing
I should not be extending you should not be extending he should not be extending we should not be extending you should not be extending they should not be extending
Perfect
I should not have extended you should not have extended he should not have extended we should not have extended you should not have extended they should not have extended
Perfect en V-ing
I should not have been extending you should not have been extending he should not have been extending we should not have been extending you should not have been extending they should not have been extending
Forme interrogative
Forme simple
should I extend? should you extend? should he extend? should we extend? should you extend? should they extend?
Forme en V-ing
should I be extending? should you be extending? should he be extending? should we be extending? should you be extending? should they be extending?
Perfect
should I have extended? should you have extended? should he have extended? should we have extended? should you have extended? should they have extended?
Perfect en V-ing
should I have been extending? should you have been extending? should he have been extending? should we have been extending? should you have been extending? should they have been extending?
Forme interro-négative
Forme simple
should I not extend? should you not extend? should he not extend? should we not extend? should you not extend? should they not extend?
Forme en V-ing
should I not be extending? should you not be extending? should he not be extending? should we not be extending? should you not be extending? should they not be extending?
Perfect
should I not have extended? should you not have extended? should he not have extended? should we not have extended? should you not have extended? should they not have extended?
Perfect en V-ing
should I not have been extending? should you not have been extending? should he not have been extending? should we not have been extending? should you not have been extending? should they not have been extending?