I can ensure you can ensure she can ensure we can ensure you can ensure they can ensure
Forme en V-ing
I can be ensuring you can be ensuring she can be ensuring we can be ensuring you can be ensuring they can be ensuring
Perfect
I can have ensured you can have ensured she can have ensured we can have ensured you can have ensured they can have ensured
Perfect en V-ing
I can have been ensuring you can have been ensuring she can have been ensuring we can have been ensuring you can have been ensuring they can have been ensuring
Négation
Forme simple
I can't ensure you can't ensure she can't ensure we can't ensure you can't ensure they can't ensure
Forme en V-ing
I can't be ensuring you can't be ensuring she can't be ensuring we can't be ensuring you can't be ensuring they can't be ensuring
Perfect
I can't have ensured you can't have ensured she can't have ensured we can't have ensured you can't have ensured they can't have ensured
Perfect en V-ing
I can't have been ensuring you can't have been ensuring she can't have been ensuring we can't have been ensuring you can't have been ensuring they can't have been ensuring
Forme interrogative
Forme simple
can I ensure? can you ensure? can she ensure? can we ensure? can you ensure? can they ensure?
Forme en V-ing
can I be ensuring? can you be ensuring? can she be ensuring? can we be ensuring? can you be ensuring? can they be ensuring?
Perfect
can I have ensured? can you have ensured? can she have ensured? can we have ensured? can you have ensured? can they have ensured?
Perfect en V-ing
can I have been ensuring? can you have been ensuring? can she have been ensuring? can we have been ensuring? can you have been ensuring? can they have been ensuring?
Forme interro-négative
Forme simple
can't I ensure? can't you ensure? can't she ensure? can't we ensure? can't you ensure? can't they ensure?
Forme en V-ing
can't I be ensuring? can't you be ensuring? can't she be ensuring? can't we be ensuring? can't you be ensuring? can't they be ensuring?
Perfect
can't I have ensured? can't you have ensured? can't she have ensured? can't we have ensured? can't you have ensured? can't they have ensured?
Perfect en V-ing
can't I have been ensuring? can't you have been ensuring? can't she have been ensuring? can't we have been ensuring? can't you have been ensuring? can't they have been ensuring?