English verb conjugation
CAN INTERN

Regular verb: intern - interned - interned

Affirmation

Simple form	V-ing form
I can intern you can intern she can intern we can intern you can intern they can intern	I can be interning you can be interning she can be interning we can be interning you can be interning they can be interning
Perfect	V-ing perfect
I can have interned you can have interned she can have interned we can have interned you can have interned they can have interned	I can have been interning you can have been interning she can have been interning we can have been interning you can have been interning they can have been interning

Negation

Simple form	V-ing form
I cannot intern you cannot intern she cannot intern we cannot intern you cannot intern they cannot intern	I cannot be interning you cannot be interning she cannot be interning we cannot be interning you cannot be interning they cannot be interning
Perfect	V-ing perfect
I cannot have interned you cannot have interned she cannot have interned we cannot have interned you cannot have interned they cannot have interned	I cannot have been interning you cannot have been interning she cannot have been interning we cannot have been interning you cannot have been interning they cannot have been interning

Interrogative form

Simple form	V-ing form
can I intern? can you intern? can she intern? can we intern? can you intern? can they intern?	can I be interning? can you be interning? can she be interning? can we be interning? can you be interning? can they be interning?
Perfect	V-ing perfect
can I have interned? can you have interned? can she have interned? can we have interned? can you have interned? can they have interned?	can I have been interning? can you have been interning? can she have been interning? can we have been interning? can you have been interning? can they have been interning?

Interro-negative form

Simple form	V-ing form
can I not intern? can you not intern? can she not intern? can we not intern? can you not intern? can they not intern?	can I not be interning? can you not be interning? can she not be interning? can we not be interning? can you not be interning? can they not be interning?
Perfect	V-ing perfect
can I not have interned? can you not have interned? can she not have interned? can we not have interned? can you not have interned? can they not have interned?	can I not have been interning? can you not have been interning? can she not have been interning? can we not have been interning? can you not have been interning? can they not have been interning?