Conjugación del verbo inglés COULD TUBE

Verbo regular: tube - tubed - tubed

Afirmación

Forma simple

I could tube
you could tube
he could tube
we could tube
you could tube
they could tube

Forma con V-ing

I could be tubing
you could be tubing
he could be tubing
we could be tubing
you could be tubing
they could be tubing

Perfecto

I could have tubed
you could have tubed
he could have tubed
we could have tubed
you could have tubed
they could have tubed

Perfecto con V-ing

I could have been tubing
you could have been tubing
he could have been tubing
we could have been tubing
you could have been tubing
they could have been tubing

Negación

Forma simple

I could not tube
you could not tube
he could not tube
we could not tube
you could not tube
they could not tube

Forma con V-ing

I could not be tubing
you could not be tubing
he could not be tubing
we could not be tubing
you could not be tubing
they could not be tubing

Perfecto

I could not have tubed
you could not have tubed
he could not have tubed
we could not have tubed
you could not have tubed
they could not have tubed

Perfecto con V-ing

I could not have been tubing
you could not have been tubing
he could not have been tubing
we could not have been tubing
you could not have been tubing
they could not have been tubing

Forma interrogativa

Forma simple

could I tube?
could you tube?
could he tube?
could we tube?
could you tube?
could they tube?

Forma con V-ing

could I be tubing?
could you be tubing?
could he be tubing?
could we be tubing?
could you be tubing?
could they be tubing?

Perfecto

could I have tubed?
could you have tubed?
could he have tubed?
could we have tubed?
could you have tubed?
could they have tubed?

Perfecto con V-ing

could I have been tubing?
could you have been tubing?
could he have been tubing?
could we have been tubing?
could you have been tubing?
could they have been tubing?

Forma interro-negativa

Forma simple

could I not tube?
could you not tube?
could he not tube?
could we not tube?
could you not tube?
could they not tube?

Forma con V-ing

could I not be tubing?
could you not be tubing?
could he not be tubing?
could we not be tubing?
could you not be tubing?
could they not be tubing?

Perfecto

could I not have tubed?
could you not have tubed?
could he not have tubed?
could we not have tubed?
could you not have tubed?
could they not have tubed?

Perfecto con V-ing

could I not have been tubing?
could you not have been tubing?
could he not have been tubing?
could we not have been tubing?
could you not have been tubing?
could they not have been tubing?

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