Conjugación del verbo inglés
COULD FROCK

Verbo regular: frock - frocked - frocked

Afirmación

Forma simple	Forma con V-ing
I could frock you could frock he could frock we could frock you could frock they could frock	I could be frocking you could be frocking he could be frocking we could be frocking you could be frocking they could be frocking
Perfecto	Perfecto con V-ing
I could have frocked you could have frocked he could have frocked we could have frocked you could have frocked they could have frocked	I could have been frocking you could have been frocking he could have been frocking we could have been frocking you could have been frocking they could have been frocking

Negación

Forma simple	Forma con V-ing
I couldn't frock you couldn't frock he couldn't frock we couldn't frock you couldn't frock they couldn't frock	I couldn't be frocking you couldn't be frocking he couldn't be frocking we couldn't be frocking you couldn't be frocking they couldn't be frocking
Perfecto	Perfecto con V-ing
I couldn't have frocked you couldn't have frocked he couldn't have frocked we couldn't have frocked you couldn't have frocked they couldn't have frocked	I couldn't have been frocking you couldn't have been frocking he couldn't have been frocking we couldn't have been frocking you couldn't have been frocking they couldn't have been frocking

Forma interrogativa

Forma simple	Forma con V-ing
could I frock? could you frock? could he frock? could we frock? could you frock? could they frock?	could I be frocking? could you be frocking? could he be frocking? could we be frocking? could you be frocking? could they be frocking?
Perfecto	Perfecto con V-ing
could I have frocked? could you have frocked? could he have frocked? could we have frocked? could you have frocked? could they have frocked?	could I have been frocking? could you have been frocking? could he have been frocking? could we have been frocking? could you have been frocking? could they have been frocking?

Forma interro-negativa

Forma simple	Forma con V-ing
couldn't I frock? couldn't you frock? couldn't he frock? couldn't we frock? couldn't you frock? couldn't they frock?	couldn't I be frocking? couldn't you be frocking? couldn't he be frocking? couldn't we be frocking? couldn't you be frocking? couldn't they be frocking?
Perfecto	Perfecto con V-ing
couldn't I have frocked? couldn't you have frocked? couldn't he have frocked? couldn't we have frocked? couldn't you have frocked? couldn't they have frocked?	couldn't I have been frocking? couldn't you have been frocking? couldn't he have been frocking? couldn't we have been frocking? couldn't you have been frocking? couldn't they have been frocking?