English verb conjugation
CAN INTER

Regular verb: inter - interred - interred

Affirmation

Simple form	V-ing form
I can inter you can inter she can inter we can inter you can inter they can inter	I can be interring you can be interring she can be interring we can be interring you can be interring they can be interring
Perfect	V-ing perfect
I can have interred you can have interred she can have interred we can have interred you can have interred they can have interred	I can have been interring you can have been interring she can have been interring we can have been interring you can have been interring they can have been interring

Negation

Simple form	V-ing form
I cannot inter you cannot inter she cannot inter we cannot inter you cannot inter they cannot inter	I cannot be interring you cannot be interring she cannot be interring we cannot be interring you cannot be interring they cannot be interring
Perfect	V-ing perfect
I cannot have interred you cannot have interred she cannot have interred we cannot have interred you cannot have interred they cannot have interred	I cannot have been interring you cannot have been interring she cannot have been interring we cannot have been interring you cannot have been interring they cannot have been interring

Interrogative form

Simple form	V-ing form
can I inter? can you inter? can she inter? can we inter? can you inter? can they inter?	can I be interring? can you be interring? can she be interring? can we be interring? can you be interring? can they be interring?
Perfect	V-ing perfect
can I have interred? can you have interred? can she have interred? can we have interred? can you have interred? can they have interred?	can I have been interring? can you have been interring? can she have been interring? can we have been interring? can you have been interring? can they have been interring?

Interro-negative form

Simple form	V-ing form
can I not inter? can you not inter? can she not inter? can we not inter? can you not inter? can they not inter?	can I not be interring? can you not be interring? can she not be interring? can we not be interring? can you not be interring? can they not be interring?
Perfect	V-ing perfect
can I not have interred? can you not have interred? can she not have interred? can we not have interred? can you not have interred? can they not have interred?	can I not have been interring? can you not have been interring? can she not have been interring? can we not have been interring? can you not have been interring? can they not have been interring?