I can solve you can solve she can solve we can solve you can solve they can solve
Forme en V-ing
I can be solving you can be solving she can be solving we can be solving you can be solving they can be solving
Perfect
I can have solved you can have solved she can have solved we can have solved you can have solved they can have solved
Perfect en V-ing
I can have been solving you can have been solving she can have been solving we can have been solving you can have been solving they can have been solving
Négation
Forme simple
I can't solve you can't solve she can't solve we can't solve you can't solve they can't solve
Forme en V-ing
I can't be solving you can't be solving she can't be solving we can't be solving you can't be solving they can't be solving
Perfect
I can't have solved you can't have solved she can't have solved we can't have solved you can't have solved they can't have solved
Perfect en V-ing
I can't have been solving you can't have been solving she can't have been solving we can't have been solving you can't have been solving they can't have been solving
Forme interrogative
Forme simple
can I solve? can you solve? can she solve? can we solve? can you solve? can they solve?
Forme en V-ing
can I be solving? can you be solving? can she be solving? can we be solving? can you be solving? can they be solving?
Perfect
can I have solved? can you have solved? can she have solved? can we have solved? can you have solved? can they have solved?
Perfect en V-ing
can I have been solving? can you have been solving? can she have been solving? can we have been solving? can you have been solving? can they have been solving?
Forme interro-négative
Forme simple
can't I solve? can't you solve? can't she solve? can't we solve? can't you solve? can't they solve?
Forme en V-ing
can't I be solving? can't you be solving? can't she be solving? can't we be solving? can't you be solving? can't they be solving?
Perfect
can't I have solved? can't you have solved? can't she have solved? can't we have solved? can't you have solved? can't they have solved?
Perfect en V-ing
can't I have been solving? can't you have been solving? can't she have been solving? can't we have been solving? can't you have been solving? can't they have been solving?