Conjugación del verbo inglés COULD MARK

Verbo regular: mark - marked - marked

Afirmación

Forma simple

I could mark
you could mark
she could mark
we could mark
you could mark
they could mark

Forma con V-ing

I could be marking
you could be marking
she could be marking
we could be marking
you could be marking
they could be marking

Perfecto

I could have marked
you could have marked
she could have marked
we could have marked
you could have marked
they could have marked

Perfecto con V-ing

I could have been marking
you could have been marking
she could have been marking
we could have been marking
you could have been marking
they could have been marking

Negación

Forma simple

I couldn't mark
you couldn't mark
she couldn't mark
we couldn't mark
you couldn't mark
they couldn't mark

Forma con V-ing

I couldn't be marking
you couldn't be marking
she couldn't be marking
we couldn't be marking
you couldn't be marking
they couldn't be marking

Perfecto

I couldn't have marked
you couldn't have marked
she couldn't have marked
we couldn't have marked
you couldn't have marked
they couldn't have marked

Perfecto con V-ing

I couldn't have been marking
you couldn't have been marking
she couldn't have been marking
we couldn't have been marking
you couldn't have been marking
they couldn't have been marking

Forma interrogativa

Forma simple

could I mark?
could you mark?
could she mark?
could we mark?
could you mark?
could they mark?

Forma con V-ing

could I be marking?
could you be marking?
could she be marking?
could we be marking?
could you be marking?
could they be marking?

Perfecto

could I have marked?
could you have marked?
could she have marked?
could we have marked?
could you have marked?
could they have marked?

Perfecto con V-ing

could I have been marking?
could you have been marking?
could she have been marking?
could we have been marking?
could you have been marking?
could they have been marking?

Forma interro-negativa

Forma simple

couldn't I mark?
couldn't you mark?
couldn't she mark?
couldn't we mark?
couldn't you mark?
couldn't they mark?

Forma con V-ing

couldn't I be marking?
couldn't you be marking?
couldn't she be marking?
couldn't we be marking?
couldn't you be marking?
couldn't they be marking?

Perfecto

couldn't I have marked?
couldn't you have marked?
couldn't she have marked?
couldn't we have marked?
couldn't you have marked?
couldn't they have marked?

Perfecto con V-ing

couldn't I have been marking?
couldn't you have been marking?
couldn't she have been marking?
couldn't we have been marking?
couldn't you have been marking?
couldn't they have been marking?

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