Coniugazione del verbo inglese COULD UNDERSIGN

Verbo regolare: undersign - undersigned - undersigned

Affermazione

Forma semplice

I could undersign
you could undersign
he could undersign
we could undersign
you could undersign
they could undersign

Forma con V-ing

I could be undersigning
you could be undersigning
he could be undersigning
we could be undersigning
you could be undersigning
they could be undersigning

Perfetto

I could have undersigned
you could have undersigned
he could have undersigned
we could have undersigned
you could have undersigned
they could have undersigned

Perfetto con V-ing

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

Negazione

Forma semplice

I couldn't undersign
you couldn't undersign
he couldn't undersign
we couldn't undersign
you couldn't undersign
they couldn't undersign

Forma con V-ing

I couldn't be undersigning
you couldn't be undersigning
he couldn't be undersigning
we couldn't be undersigning
you couldn't be undersigning
they couldn't be undersigning

Perfetto

I couldn't have undersigned
you couldn't have undersigned
he couldn't have undersigned
we couldn't have undersigned
you couldn't have undersigned
they couldn't have undersigned

Perfetto con V-ing

I couldn't have been undersigning
you couldn't have been undersigning
he couldn't have been undersigning
we couldn't have been undersigning
you couldn't have been undersigning
they couldn't have been undersigning

Forma interrogativa

Forma semplice

could I undersign?
could you undersign?
could he undersign?
could we undersign?
could you undersign?
could they undersign?

Forma con V-ing

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

Perfetto

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

Perfetto con V-ing

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

Forma interro-negativa

Forma semplice

couldn't I undersign?
couldn't you undersign?
couldn't he undersign?
couldn't we undersign?
couldn't you undersign?
couldn't they undersign?

Forma con V-ing

couldn't I be undersigning?
couldn't you be undersigning?
couldn't he be undersigning?
couldn't we be undersigning?
couldn't you be undersigning?
couldn't they be undersigning?

Perfetto

couldn't I have undersigned?
couldn't you have undersigned?
couldn't he have undersigned?
couldn't we have undersigned?
couldn't you have undersigned?
couldn't they have undersigned?

Perfetto con V-ing

couldn't I have been undersigning?
couldn't you have been undersigning?
couldn't he have been undersigning?
couldn't we have been undersigning?
couldn't you have been undersigning?
couldn't they have been undersigning?

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