Coniugazione del verbo inglese CAN ASCERTAIN

Verbo regolare: ascertain - ascertained - ascertained

Affermazione

Forma semplice

I can ascertain
you can ascertain
she can ascertain
we can ascertain
you can ascertain
they can ascertain

Forma con V-ing

I can be ascertaining
you can be ascertaining
she can be ascertaining
we can be ascertaining
you can be ascertaining
they can be ascertaining

Perfetto

I can have ascertained
you can have ascertained
she can have ascertained
we can have ascertained
you can have ascertained
they can have ascertained

Perfetto con V-ing

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

Negazione

Forma semplice

I cannot ascertain
you cannot ascertain
she cannot ascertain
we cannot ascertain
you cannot ascertain
they cannot ascertain

Forma con V-ing

I cannot be ascertaining
you cannot be ascertaining
she cannot be ascertaining
we cannot be ascertaining
you cannot be ascertaining
they cannot be ascertaining

Perfetto

I cannot have ascertained
you cannot have ascertained
she cannot have ascertained
we cannot have ascertained
you cannot have ascertained
they cannot have ascertained

Perfetto con V-ing

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

Forma interrogativa

Forma semplice

can I ascertain?
can you ascertain?
can she ascertain?
can we ascertain?
can you ascertain?
can they ascertain?

Forma con V-ing

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

Perfetto

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

Perfetto con V-ing

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

Forma interro-negativa

Forma semplice

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

Forma con V-ing

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

Perfetto

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

Perfetto con V-ing

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

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