Conjugación del verbo inglés
COULD INTERN

Verbo regular: intern - interned - interned

Afirmación

Forma simple	Forma con V-ing
I could intern you could intern he could intern we could intern you could intern they could intern	I could be interning you could be interning he could be interning we could be interning you could be interning they could be interning
Perfecto	Perfecto con V-ing
I could have interned you could have interned he could have interned we could have interned you could have interned they could have interned	I could have been interning you could have been interning he could have been interning we could have been interning you could have been interning they could have been interning

Negación

Forma simple	Forma con V-ing
I couldn't intern you couldn't intern he couldn't intern we couldn't intern you couldn't intern they couldn't intern	I couldn't be interning you couldn't be interning he couldn't be interning we couldn't be interning you couldn't be interning they couldn't be interning
Perfecto	Perfecto con V-ing
I couldn't have interned you couldn't have interned he couldn't have interned we couldn't have interned you couldn't have interned they couldn't have interned	I couldn't have been interning you couldn't have been interning he couldn't have been interning we couldn't have been interning you couldn't have been interning they couldn't have been interning

Forma interrogativa

Forma simple	Forma con V-ing
could I intern? could you intern? could he intern? could we intern? could you intern? could they intern?	could I be interning? could you be interning? could he be interning? could we be interning? could you be interning? could they be interning?
Perfecto	Perfecto con V-ing
could I have interned? could you have interned? could he have interned? could we have interned? could you have interned? could they have interned?	could I have been interning? could you have been interning? could he have been interning? could we have been interning? could you have been interning? could they have been interning?

Forma interro-negativa

Forma simple	Forma con V-ing
couldn't I intern? couldn't you intern? couldn't he intern? couldn't we intern? couldn't you intern? couldn't they intern?	couldn't I be interning? couldn't you be interning? couldn't he be interning? couldn't we be interning? couldn't you be interning? couldn't they be interning?
Perfecto	Perfecto con V-ing
couldn't I have interned? couldn't you have interned? couldn't he have interned? couldn't we have interned? couldn't you have interned? couldn't they have interned?	couldn't I have been interning? couldn't you have been interning? couldn't he have been interning? couldn't we have been interning? couldn't you have been interning? couldn't they have been interning?