Conjugación del verbo inglés
COULD GLASS

Verbo regular: glass - glassed - glassed

Afirmación

Forma simple	Forma con V-ing
I could glass you could glass he could glass we could glass you could glass they could glass	I could be glassing you could be glassing he could be glassing we could be glassing you could be glassing they could be glassing
Perfecto	Perfecto con V-ing
I could have glassed you could have glassed he could have glassed we could have glassed you could have glassed they could have glassed	I could have been glassing you could have been glassing he could have been glassing we could have been glassing you could have been glassing they could have been glassing

Negación

Forma simple	Forma con V-ing
I could not glass you could not glass he could not glass we could not glass you could not glass they could not glass	I could not be glassing you could not be glassing he could not be glassing we could not be glassing you could not be glassing they could not be glassing
Perfecto	Perfecto con V-ing
I could not have glassed you could not have glassed he could not have glassed we could not have glassed you could not have glassed they could not have glassed	I could not have been glassing you could not have been glassing he could not have been glassing we could not have been glassing you could not have been glassing they could not have been glassing

Forma interrogativa

Forma simple	Forma con V-ing
could I glass? could you glass? could he glass? could we glass? could you glass? could they glass?	could I be glassing? could you be glassing? could he be glassing? could we be glassing? could you be glassing? could they be glassing?
Perfecto	Perfecto con V-ing
could I have glassed? could you have glassed? could he have glassed? could we have glassed? could you have glassed? could they have glassed?	could I have been glassing? could you have been glassing? could he have been glassing? could we have been glassing? could you have been glassing? could they have been glassing?

Forma interro-negativa

Forma simple	Forma con V-ing
could I not glass? could you not glass? could he not glass? could we not glass? could you not glass? could they not glass?	could I not be glassing? could you not be glassing? could he not be glassing? could we not be glassing? could you not be glassing? could they not be glassing?
Perfecto	Perfecto con V-ing
could I not have glassed? could you not have glassed? could he not have glassed? could we not have glassed? could you not have glassed? could they not have glassed?	could I not have been glassing? could you not have been glassing? could he not have been glassing? could we not have been glassing? could you not have been glassing? could they not have been glassing?