English verb conjugation
CAN PHILTER

Regular verb: philter - philtered - philtered

Affirmation

Simple form	V-ing form
I can philter you can philter he can philter we can philter you can philter they can philter	I can be philtering you can be philtering he can be philtering we can be philtering you can be philtering they can be philtering
Perfect	V-ing perfect
I can have philtered you can have philtered he can have philtered we can have philtered you can have philtered they can have philtered	I can have been philtering you can have been philtering he can have been philtering we can have been philtering you can have been philtering they can have been philtering

Negation

Simple form	V-ing form
I cannot philter you cannot philter he cannot philter we cannot philter you cannot philter they cannot philter	I cannot be philtering you cannot be philtering he cannot be philtering we cannot be philtering you cannot be philtering they cannot be philtering
Perfect	V-ing perfect
I cannot have philtered you cannot have philtered he cannot have philtered we cannot have philtered you cannot have philtered they cannot have philtered	I cannot have been philtering you cannot have been philtering he cannot have been philtering we cannot have been philtering you cannot have been philtering they cannot have been philtering

Interrogative form

Simple form	V-ing form
can I philter? can you philter? can he philter? can we philter? can you philter? can they philter?	can I be philtering? can you be philtering? can he be philtering? can we be philtering? can you be philtering? can they be philtering?
Perfect	V-ing perfect
can I have philtered? can you have philtered? can he have philtered? can we have philtered? can you have philtered? can they have philtered?	can I have been philtering? can you have been philtering? can he have been philtering? can we have been philtering? can you have been philtering? can they have been philtering?

Interro-negative form

Simple form	V-ing form
can I not philter? can you not philter? can he not philter? can we not philter? can you not philter? can they not philter?	can I not be philtering? can you not be philtering? can he not be philtering? can we not be philtering? can you not be philtering? can they not be philtering?
Perfect	V-ing perfect
can I not have philtered? can you not have philtered? can he not have philtered? can we not have philtered? can you not have philtered? can they not have philtered?	can I not have been philtering? can you not have been philtering? can he not have been philtering? can we not have been philtering? can you not have been philtering? can they not have been philtering?