Verbo regular: quadruple - quadrupled - quadrupled
Afirmação
Forma simple
I could quadruple you could quadruple he could quadruple we could quadruple you could quadruple they could quadruple
Forma com V-ing
I could be quadrupling you could be quadrupling he could be quadrupling we could be quadrupling you could be quadrupling they could be quadrupling
Perfeito
I could have quadrupled you could have quadrupled he could have quadrupled we could have quadrupled you could have quadrupled they could have quadrupled
Perfeito com V-ing
I could have been quadrupling you could have been quadrupling he could have been quadrupling we could have been quadrupling you could have been quadrupling they could have been quadrupling
Negação
Forma simple
I couldn't quadruple you couldn't quadruple he couldn't quadruple we couldn't quadruple you couldn't quadruple they couldn't quadruple
Forma com V-ing
I couldn't be quadrupling you couldn't be quadrupling he couldn't be quadrupling we couldn't be quadrupling you couldn't be quadrupling they couldn't be quadrupling
Perfeito
I couldn't have quadrupled you couldn't have quadrupled he couldn't have quadrupled we couldn't have quadrupled you couldn't have quadrupled they couldn't have quadrupled
Perfeito com V-ing
I couldn't have been quadrupling you couldn't have been quadrupling he couldn't have been quadrupling we couldn't have been quadrupling you couldn't have been quadrupling they couldn't have been quadrupling
Forma interrogativa
Forma simple
could I quadruple? could you quadruple? could he quadruple? could we quadruple? could you quadruple? could they quadruple?
Forma com V-ing
could I be quadrupling? could you be quadrupling? could he be quadrupling? could we be quadrupling? could you be quadrupling? could they be quadrupling?
Perfeito
could I have quadrupled? could you have quadrupled? could he have quadrupled? could we have quadrupled? could you have quadrupled? could they have quadrupled?
Perfeito com V-ing
could I have been quadrupling? could you have been quadrupling? could he have been quadrupling? could we have been quadrupling? could you have been quadrupling? could they have been quadrupling?
Forma interro-Negação
Forma simple
couldn't I quadruple? couldn't you quadruple? couldn't he quadruple? couldn't we quadruple? couldn't you quadruple? couldn't they quadruple?
Forma com V-ing
couldn't I be quadrupling? couldn't you be quadrupling? couldn't he be quadrupling? couldn't we be quadrupling? couldn't you be quadrupling? couldn't they be quadrupling?
Perfeito
couldn't I have quadrupled? couldn't you have quadrupled? couldn't he have quadrupled? couldn't we have quadrupled? couldn't you have quadrupled? couldn't they have quadrupled?
Perfeito com V-ing
couldn't I have been quadrupling? couldn't you have been quadrupling? couldn't he have been quadrupling? couldn't we have been quadrupling? couldn't you have been quadrupling? couldn't they have been quadrupling?