I can arch you can arch she can arch we can arch you can arch they can arch
Forme en V-ing
I can be arching you can be arching she can be arching we can be arching you can be arching they can be arching
Perfect
I can have arched you can have arched she can have arched we can have arched you can have arched they can have arched
Perfect en V-ing
I can have been arching you can have been arching she can have been arching we can have been arching you can have been arching they can have been arching
Négation
Forme simple
I cannot arch you cannot arch she cannot arch we cannot arch you cannot arch they cannot arch
Forme en V-ing
I cannot be arching you cannot be arching she cannot be arching we cannot be arching you cannot be arching they cannot be arching
Perfect
I cannot have arched you cannot have arched she cannot have arched we cannot have arched you cannot have arched they cannot have arched
Perfect en V-ing
I cannot have been arching you cannot have been arching she cannot have been arching we cannot have been arching you cannot have been arching they cannot have been arching
Forme interrogative
Forme simple
can I arch? can you arch? can she arch? can we arch? can you arch? can they arch?
Forme en V-ing
can I be arching? can you be arching? can she be arching? can we be arching? can you be arching? can they be arching?
Perfect
can I have arched? can you have arched? can she have arched? can we have arched? can you have arched? can they have arched?
Perfect en V-ing
can I have been arching? can you have been arching? can she have been arching? can we have been arching? can you have been arching? can they have been arching?
Forme interro-négative
Forme simple
can I not arch? can you not arch? can she not arch? can we not arch? can you not arch? can they not arch?
Forme en V-ing
can I not be arching? can you not be arching? can she not be arching? can we not be arching? can you not be arching? can they not be arching?
Perfect
can I not have arched? can you not have arched? can she not have arched? can we not have arched? can you not have arched? can they not have arched?
Perfect en V-ing
can I not have been arching? can you not have been arching? can she not have been arching? can we not have been arching? can you not have been arching? can they not have been arching?