I can thread you can thread he can thread we can thread you can thread they can thread
Forme en V-ing
I can be threading you can be threading he can be threading we can be threading you can be threading they can be threading
Perfect
I can have threaded you can have threaded he can have threaded we can have threaded you can have threaded they can have threaded
Perfect en V-ing
I can have been threading you can have been threading he can have been threading we can have been threading you can have been threading they can have been threading
Négation
Forme simple
I can't thread you can't thread he can't thread we can't thread you can't thread they can't thread
Forme en V-ing
I can't be threading you can't be threading he can't be threading we can't be threading you can't be threading they can't be threading
Perfect
I can't have threaded you can't have threaded he can't have threaded we can't have threaded you can't have threaded they can't have threaded
Perfect en V-ing
I can't have been threading you can't have been threading he can't have been threading we can't have been threading you can't have been threading they can't have been threading
Forme interrogative
Forme simple
can I thread? can you thread? can he thread? can we thread? can you thread? can they thread?
Forme en V-ing
can I be threading? can you be threading? can he be threading? can we be threading? can you be threading? can they be threading?
Perfect
can I have threaded? can you have threaded? can he have threaded? can we have threaded? can you have threaded? can they have threaded?
Perfect en V-ing
can I have been threading? can you have been threading? can he have been threading? can we have been threading? can you have been threading? can they have been threading?
Forme interro-négative
Forme simple
can't I thread? can't you thread? can't he thread? can't we thread? can't you thread? can't they thread?
Forme en V-ing
can't I be threading? can't you be threading? can't he be threading? can't we be threading? can't you be threading? can't they be threading?
Perfect
can't I have threaded? can't you have threaded? can't he have threaded? can't we have threaded? can't you have threaded? can't they have threaded?
Perfect en V-ing
can't I have been threading? can't you have been threading? can't he have been threading? can't we have been threading? can't you have been threading? can't they have been threading?