Conjugación del verbo inglés
CAN GRIND

Verbo irregular: grind - ground - ground

Afirmación

Forma simple	Forma con V-ing
I can grind you can grind he can grind we can grind you can grind they can grind	I can be grinding you can be grinding he can be grinding we can be grinding you can be grinding they can be grinding
Perfecto	Perfecto con V-ing
I can have ground you can have ground he can have ground we can have ground you can have ground they can have ground	I can have been grinding you can have been grinding he can have been grinding we can have been grinding you can have been grinding they can have been grinding

Negación

Forma simple	Forma con V-ing
I can't grind you can't grind he can't grind we can't grind you can't grind they can't grind	I can't be grinding you can't be grinding he can't be grinding we can't be grinding you can't be grinding they can't be grinding
Perfecto	Perfecto con V-ing
I can't have ground you can't have ground he can't have ground we can't have ground you can't have ground they can't have ground	I can't have been grinding you can't have been grinding he can't have been grinding we can't have been grinding you can't have been grinding they can't have been grinding

Forma interrogativa

Forma simple	Forma con V-ing
can I grind? can you grind? can he grind? can we grind? can you grind? can they grind?	can I be grinding? can you be grinding? can he be grinding? can we be grinding? can you be grinding? can they be grinding?
Perfecto	Perfecto con V-ing
can I have ground? can you have ground? can he have ground? can we have ground? can you have ground? can they have ground?	can I have been grinding? can you have been grinding? can he have been grinding? can we have been grinding? can you have been grinding? can they have been grinding?

Forma interro-negativa

Forma simple	Forma con V-ing
can't I grind? can't you grind? can't he grind? can't we grind? can't you grind? can't they grind?	can't I be grinding? can't you be grinding? can't he be grinding? can't we be grinding? can't you be grinding? can't they be grinding?
Perfecto	Perfecto con V-ing
can't I have ground? can't you have ground? can't he have ground? can't we have ground? can't you have ground? can't they have ground?	can't I have been grinding? can't you have been grinding? can't he have been grinding? can't we have been grinding? can't you have been grinding? can't they have been grinding?