English verb conjugation
CAN OYSTER

Regular verb: oyster - oystered - oystered

Affirmation

Simple form	V-ing form
I can oyster you can oyster he can oyster we can oyster you can oyster they can oyster	I can be oystering you can be oystering he can be oystering we can be oystering you can be oystering they can be oystering
Perfect	V-ing perfect
I can have oystered you can have oystered he can have oystered we can have oystered you can have oystered they can have oystered	I can have been oystering you can have been oystering he can have been oystering we can have been oystering you can have been oystering they can have been oystering

Negation

Simple form	V-ing form
I cannot oyster you cannot oyster he cannot oyster we cannot oyster you cannot oyster they cannot oyster	I cannot be oystering you cannot be oystering he cannot be oystering we cannot be oystering you cannot be oystering they cannot be oystering
Perfect	V-ing perfect
I cannot have oystered you cannot have oystered he cannot have oystered we cannot have oystered you cannot have oystered they cannot have oystered	I cannot have been oystering you cannot have been oystering he cannot have been oystering we cannot have been oystering you cannot have been oystering they cannot have been oystering

Interrogative form

Simple form	V-ing form
can I oyster? can you oyster? can he oyster? can we oyster? can you oyster? can they oyster?	can I be oystering? can you be oystering? can he be oystering? can we be oystering? can you be oystering? can they be oystering?
Perfect	V-ing perfect
can I have oystered? can you have oystered? can he have oystered? can we have oystered? can you have oystered? can they have oystered?	can I have been oystering? can you have been oystering? can he have been oystering? can we have been oystering? can you have been oystering? can they have been oystering?

Interro-negative form

Simple form	V-ing form
can I not oyster? can you not oyster? can he not oyster? can we not oyster? can you not oyster? can they not oyster?	can I not be oystering? can you not be oystering? can he not be oystering? can we not be oystering? can you not be oystering? can they not be oystering?
Perfect	V-ing perfect
can I not have oystered? can you not have oystered? can he not have oystered? can we not have oystered? can you not have oystered? can they not have oystered?	can I not have been oystering? can you not have been oystering? can he not have been oystering? can we not have been oystering? can you not have been oystering? can they not have been oystering?