Conjugación del verbo inglés CAN CONCERN

Verbo regular: concern - concerned - concerned

Afirmación

Forma simple

I can concern
you can concern
she can concern
we can concern
you can concern
they can concern

Forma con V-ing

I can be concerning
you can be concerning
she can be concerning
we can be concerning
you can be concerning
they can be concerning

Perfecto

I can have concerned
you can have concerned
she can have concerned
we can have concerned
you can have concerned
they can have concerned

Perfecto con V-ing

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

Negación

Forma simple

I cannot concern
you cannot concern
she cannot concern
we cannot concern
you cannot concern
they cannot concern

Forma con V-ing

I cannot be concerning
you cannot be concerning
she cannot be concerning
we cannot be concerning
you cannot be concerning
they cannot be concerning

Perfecto

I cannot have concerned
you cannot have concerned
she cannot have concerned
we cannot have concerned
you cannot have concerned
they cannot have concerned

Perfecto con V-ing

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

Forma interrogativa

Forma simple

can I concern?
can you concern?
can she concern?
can we concern?
can you concern?
can they concern?

Forma con V-ing

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

Perfecto

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

Perfecto con V-ing

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

Forma interro-negativa

Forma simple

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

Forma con V-ing

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

Perfecto

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

Perfecto con V-ing

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

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