Conjugación del verbo inglés CAN REF

Verbo regular: ref - refed - refed

Afirmación

Forma simple

I can ref
you can ref
he can ref
we can ref
you can ref
they can ref

Forma con V-ing

I can be refing
you can be refing
he can be refing
we can be refing
you can be refing
they can be refing

Perfecto

I can have refed
you can have refed
he can have refed
we can have refed
you can have refed
they can have refed

Perfecto con V-ing

I can have been refing
you can have been refing
he can have been refing
we can have been refing
you can have been refing
they can have been refing

Negación

Forma simple

I cannot ref
you cannot ref
he cannot ref
we cannot ref
you cannot ref
they cannot ref

Forma con V-ing

I cannot be refing
you cannot be refing
he cannot be refing
we cannot be refing
you cannot be refing
they cannot be refing

Perfecto

I cannot have refed
you cannot have refed
he cannot have refed
we cannot have refed
you cannot have refed
they cannot have refed

Perfecto con V-ing

I cannot have been refing
you cannot have been refing
he cannot have been refing
we cannot have been refing
you cannot have been refing
they cannot have been refing

Forma interrogativa

Forma simple

can I ref?
can you ref?
can he ref?
can we ref?
can you ref?
can they ref?

Forma con V-ing

can I be refing?
can you be refing?
can he be refing?
can we be refing?
can you be refing?
can they be refing?

Perfecto

can I have refed?
can you have refed?
can he have refed?
can we have refed?
can you have refed?
can they have refed?

Perfecto con V-ing

can I have been refing?
can you have been refing?
can he have been refing?
can we have been refing?
can you have been refing?
can they have been refing?

Forma interro-negativa

Forma simple

can I not ref?
can you not ref?
can he not ref?
can we not ref?
can you not ref?
can they not ref?

Forma con V-ing

can I not be refing?
can you not be refing?
can he not be refing?
can we not be refing?
can you not be refing?
can they not be refing?

Perfecto

can I not have refed?
can you not have refed?
can he not have refed?
can we not have refed?
can you not have refed?
can they not have refed?

Perfecto con V-ing

can I not have been refing?
can you not have been refing?
can he not have been refing?
can we not have been refing?
can you not have been refing?
can they not have been refing?

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