Conjugación del verbo inglés CAN PREASCERTAIN

Verbo regular: preascertain - preascertained - preascertained

Afirmación

Forma simple

I can preascertain
you can preascertain
he can preascertain
we can preascertain
you can preascertain
they can preascertain

Forma con V-ing

I can be preascertaining
you can be preascertaining
he can be preascertaining
we can be preascertaining
you can be preascertaining
they can be preascertaining

Perfecto

I can have preascertained
you can have preascertained
he can have preascertained
we can have preascertained
you can have preascertained
they can have preascertained

Perfecto con V-ing

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

Negación

Forma simple

I cannot preascertain
you cannot preascertain
he cannot preascertain
we cannot preascertain
you cannot preascertain
they cannot preascertain

Forma con V-ing

I cannot be preascertaining
you cannot be preascertaining
he cannot be preascertaining
we cannot be preascertaining
you cannot be preascertaining
they cannot be preascertaining

Perfecto

I cannot have preascertained
you cannot have preascertained
he cannot have preascertained
we cannot have preascertained
you cannot have preascertained
they cannot have preascertained

Perfecto con V-ing

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

Forma interrogativa

Forma simple

can I preascertain?
can you preascertain?
can he preascertain?
can we preascertain?
can you preascertain?
can they preascertain?

Forma con V-ing

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

Perfecto

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

Perfecto con V-ing

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

Forma interro-negativa

Forma simple

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

Forma con V-ing

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

Perfecto

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

Perfecto con V-ing

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

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