I can downshift you can downshift he can downshift we can downshift you can downshift they can downshift
Forme en V-ing
I can be downshifting you can be downshifting he can be downshifting we can be downshifting you can be downshifting they can be downshifting
Perfect
I can have downshifted you can have downshifted he can have downshifted we can have downshifted you can have downshifted they can have downshifted
Perfect en V-ing
I can have been downshifting you can have been downshifting he can have been downshifting we can have been downshifting you can have been downshifting they can have been downshifting
Négation
Forme simple
I cannot downshift you cannot downshift he cannot downshift we cannot downshift you cannot downshift they cannot downshift
Forme en V-ing
I cannot be downshifting you cannot be downshifting he cannot be downshifting we cannot be downshifting you cannot be downshifting they cannot be downshifting
Perfect
I cannot have downshifted you cannot have downshifted he cannot have downshifted we cannot have downshifted you cannot have downshifted they cannot have downshifted
Perfect en V-ing
I cannot have been downshifting you cannot have been downshifting he cannot have been downshifting we cannot have been downshifting you cannot have been downshifting they cannot have been downshifting
Forme interrogative
Forme simple
can I downshift? can you downshift? can he downshift? can we downshift? can you downshift? can they downshift?
Forme en V-ing
can I be downshifting? can you be downshifting? can he be downshifting? can we be downshifting? can you be downshifting? can they be downshifting?
Perfect
can I have downshifted? can you have downshifted? can he have downshifted? can we have downshifted? can you have downshifted? can they have downshifted?
Perfect en V-ing
can I have been downshifting? can you have been downshifting? can he have been downshifting? can we have been downshifting? can you have been downshifting? can they have been downshifting?
Forme interro-négative
Forme simple
can I not downshift? can you not downshift? can he not downshift? can we not downshift? can you not downshift? can they not downshift?
Forme en V-ing
can I not be downshifting? can you not be downshifting? can he not be downshifting? can we not be downshifting? can you not be downshifting? can they not be downshifting?
Perfect
can I not have downshifted? can you not have downshifted? can he not have downshifted? can we not have downshifted? can you not have downshifted? can they not have downshifted?
Perfect en V-ing
can I not have been downshifting? can you not have been downshifting? can he not have been downshifting? can we not have been downshifting? can you not have been downshifting? can they not have been downshifting?