Conjugação do verbo inglês
COULD PREP

Verbo regular: prep - preped - preped

Afirmação

Forma simple	Forma com V-ing
I could prep you could prep she could prep we could prep you could prep they could prep	I could be preping you could be preping she could be preping we could be preping you could be preping they could be preping
Perfeito	Perfeito com V-ing
I could have preped you could have preped she could have preped we could have preped you could have preped they could have preped	I could have been preping you could have been preping she could have been preping we could have been preping you could have been preping they could have been preping

Negação

Forma simple	Forma com V-ing
I could not prep you could not prep she could not prep we could not prep you could not prep they could not prep	I could not be preping you could not be preping she could not be preping we could not be preping you could not be preping they could not be preping
Perfeito	Perfeito com V-ing
I could not have preped you could not have preped she could not have preped we could not have preped you could not have preped they could not have preped	I could not have been preping you could not have been preping she could not have been preping we could not have been preping you could not have been preping they could not have been preping

Forma interrogativa

Forma simple	Forma com V-ing
could I prep? could you prep? could she prep? could we prep? could you prep? could they prep?	could I be preping? could you be preping? could she be preping? could we be preping? could you be preping? could they be preping?
Perfeito	Perfeito com V-ing
could I have preped? could you have preped? could she have preped? could we have preped? could you have preped? could they have preped?	could I have been preping? could you have been preping? could she have been preping? could we have been preping? could you have been preping? could they have been preping?

Forma interro-Negação

Forma simple	Forma com V-ing
could I not prep? could you not prep? could she not prep? could we not prep? could you not prep? could they not prep?	could I not be preping? could you not be preping? could she not be preping? could we not be preping? could you not be preping? could they not be preping?
Perfeito	Perfeito com V-ing
could I not have preped? could you not have preped? could she not have preped? could we not have preped? could you not have preped? could they not have preped?	could I not have been preping? could you not have been preping? could she not have been preping? could we not have been preping? could you not have been preping? could they not have been preping?