I can puncture you can puncture he can puncture we can puncture you can puncture they can puncture
Forme en V-ing
I can be puncturing you can be puncturing he can be puncturing we can be puncturing you can be puncturing they can be puncturing
Perfect
I can have punctured you can have punctured he can have punctured we can have punctured you can have punctured they can have punctured
Perfect en V-ing
I can have been puncturing you can have been puncturing he can have been puncturing we can have been puncturing you can have been puncturing they can have been puncturing
Négation
Forme simple
I cannot puncture you cannot puncture he cannot puncture we cannot puncture you cannot puncture they cannot puncture
Forme en V-ing
I cannot be puncturing you cannot be puncturing he cannot be puncturing we cannot be puncturing you cannot be puncturing they cannot be puncturing
Perfect
I cannot have punctured you cannot have punctured he cannot have punctured we cannot have punctured you cannot have punctured they cannot have punctured
Perfect en V-ing
I cannot have been puncturing you cannot have been puncturing he cannot have been puncturing we cannot have been puncturing you cannot have been puncturing they cannot have been puncturing
Forme interrogative
Forme simple
can I puncture? can you puncture? can he puncture? can we puncture? can you puncture? can they puncture?
Forme en V-ing
can I be puncturing? can you be puncturing? can he be puncturing? can we be puncturing? can you be puncturing? can they be puncturing?
Perfect
can I have punctured? can you have punctured? can he have punctured? can we have punctured? can you have punctured? can they have punctured?
Perfect en V-ing
can I have been puncturing? can you have been puncturing? can he have been puncturing? can we have been puncturing? can you have been puncturing? can they have been puncturing?
Forme interro-négative
Forme simple
can I not puncture? can you not puncture? can he not puncture? can we not puncture? can you not puncture? can they not puncture?
Forme en V-ing
can I not be puncturing? can you not be puncturing? can he not be puncturing? can we not be puncturing? can you not be puncturing? can they not be puncturing?
Perfect
can I not have punctured? can you not have punctured? can he not have punctured? can we not have punctured? can you not have punctured? can they not have punctured?
Perfect en V-ing
can I not have been puncturing? can you not have been puncturing? can he not have been puncturing? can we not have been puncturing? can you not have been puncturing? can they not have been puncturing?