English verb conjugation CAN REGISTER

Regular verb: register - registered - registered

Affirmation

Simple form

I can register
you can register
she can register
we can register
you can register
they can register

V-ing form

I can be registering
you can be registering
she can be registering
we can be registering
you can be registering
they can be registering

Perfect

I can have registered
you can have registered
she can have registered
we can have registered
you can have registered
they can have registered

V-ing perfect

I can have been registering
you can have been registering
she can have been registering
we can have been registering
you can have been registering
they can have been registering

Negation

Simple form

I cannot register
you cannot register
she cannot register
we cannot register
you cannot register
they cannot register

V-ing form

I cannot be registering
you cannot be registering
she cannot be registering
we cannot be registering
you cannot be registering
they cannot be registering

Perfect

I cannot have registered
you cannot have registered
she cannot have registered
we cannot have registered
you cannot have registered
they cannot have registered

V-ing perfect

I cannot have been registering
you cannot have been registering
she cannot have been registering
we cannot have been registering
you cannot have been registering
they cannot have been registering

Interrogative form

Simple form

can I register?
can you register?
can she register?
can we register?
can you register?
can they register?

V-ing form

can I be registering?
can you be registering?
can she be registering?
can we be registering?
can you be registering?
can they be registering?

Perfect

can I have registered?
can you have registered?
can she have registered?
can we have registered?
can you have registered?
can they have registered?

V-ing perfect

can I have been registering?
can you have been registering?
can she have been registering?
can we have been registering?
can you have been registering?
can they have been registering?

Interro-negative form

Simple form

can I not register?
can you not register?
can she not register?
can we not register?
can you not register?
can they not register?

V-ing form

can I not be registering?
can you not be registering?
can she not be registering?
can we not be registering?
can you not be registering?
can they not be registering?

Perfect

can I not have registered?
can you not have registered?
can she not have registered?
can we not have registered?
can you not have registered?
can they not have registered?

V-ing perfect

can I not have been registering?
can you not have been registering?
can she not have been registering?
can we not have been registering?
can you not have been registering?
can they not have been registering?

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