I can quadruple you can quadruple he can quadruple we can quadruple you can quadruple they can quadruple
Forme en V-ing
I can be quadrupling you can be quadrupling he can be quadrupling we can be quadrupling you can be quadrupling they can be quadrupling
Perfect
I can have quadrupled you can have quadrupled he can have quadrupled we can have quadrupled you can have quadrupled they can have quadrupled
Perfect en V-ing
I can have been quadrupling you can have been quadrupling he can have been quadrupling we can have been quadrupling you can have been quadrupling they can have been quadrupling
Négation
Forme simple
I cannot quadruple you cannot quadruple he cannot quadruple we cannot quadruple you cannot quadruple they cannot quadruple
Forme en V-ing
I cannot be quadrupling you cannot be quadrupling he cannot be quadrupling we cannot be quadrupling you cannot be quadrupling they cannot be quadrupling
Perfect
I cannot have quadrupled you cannot have quadrupled he cannot have quadrupled we cannot have quadrupled you cannot have quadrupled they cannot have quadrupled
Perfect en V-ing
I cannot have been quadrupling you cannot have been quadrupling he cannot have been quadrupling we cannot have been quadrupling you cannot have been quadrupling they cannot have been quadrupling
Forme interrogative
Forme simple
can I quadruple? can you quadruple? can he quadruple? can we quadruple? can you quadruple? can they quadruple?
Forme en V-ing
can I be quadrupling? can you be quadrupling? can he be quadrupling? can we be quadrupling? can you be quadrupling? can they be quadrupling?
Perfect
can I have quadrupled? can you have quadrupled? can he have quadrupled? can we have quadrupled? can you have quadrupled? can they have quadrupled?
Perfect en V-ing
can I have been quadrupling? can you have been quadrupling? can he have been quadrupling? can we have been quadrupling? can you have been quadrupling? can they have been quadrupling?
Forme interro-négative
Forme simple
can I not quadruple? can you not quadruple? can he not quadruple? can we not quadruple? can you not quadruple? can they not quadruple?
Forme en V-ing
can I not be quadrupling? can you not be quadrupling? can he not be quadrupling? can we not be quadrupling? can you not be quadrupling? can they not be quadrupling?
Perfect
can I not have quadrupled? can you not have quadrupled? can he not have quadrupled? can we not have quadrupled? can you not have quadrupled? can they not have quadrupled?
Perfect en V-ing
can I not have been quadrupling? can you not have been quadrupling? can he not have been quadrupling? can we not have been quadrupling? can you not have been quadrupling? can they not have been quadrupling?