I can gravitate you can gravitate he can gravitate we can gravitate you can gravitate they can gravitate
Forme en V-ing
I can be gravitating you can be gravitating he can be gravitating we can be gravitating you can be gravitating they can be gravitating
Perfect
I can have gravitated you can have gravitated he can have gravitated we can have gravitated you can have gravitated they can have gravitated
Perfect en V-ing
I can have been gravitating you can have been gravitating he can have been gravitating we can have been gravitating you can have been gravitating they can have been gravitating
Négation
Forme simple
I cannot gravitate you cannot gravitate he cannot gravitate we cannot gravitate you cannot gravitate they cannot gravitate
Forme en V-ing
I cannot be gravitating you cannot be gravitating he cannot be gravitating we cannot be gravitating you cannot be gravitating they cannot be gravitating
Perfect
I cannot have gravitated you cannot have gravitated he cannot have gravitated we cannot have gravitated you cannot have gravitated they cannot have gravitated
Perfect en V-ing
I cannot have been gravitating you cannot have been gravitating he cannot have been gravitating we cannot have been gravitating you cannot have been gravitating they cannot have been gravitating
Forme interrogative
Forme simple
can I gravitate? can you gravitate? can he gravitate? can we gravitate? can you gravitate? can they gravitate?
Forme en V-ing
can I be gravitating? can you be gravitating? can he be gravitating? can we be gravitating? can you be gravitating? can they be gravitating?
Perfect
can I have gravitated? can you have gravitated? can he have gravitated? can we have gravitated? can you have gravitated? can they have gravitated?
Perfect en V-ing
can I have been gravitating? can you have been gravitating? can he have been gravitating? can we have been gravitating? can you have been gravitating? can they have been gravitating?
Forme interro-négative
Forme simple
can I not gravitate? can you not gravitate? can he not gravitate? can we not gravitate? can you not gravitate? can they not gravitate?
Forme en V-ing
can I not be gravitating? can you not be gravitating? can he not be gravitating? can we not be gravitating? can you not be gravitating? can they not be gravitating?
Perfect
can I not have gravitated? can you not have gravitated? can he not have gravitated? can we not have gravitated? can you not have gravitated? can they not have gravitated?
Perfect en V-ing
can I not have been gravitating? can you not have been gravitating? can he not have been gravitating? can we not have been gravitating? can you not have been gravitating? can they not have been gravitating?