Coniugazione del verbo inglese COULD CROSS-CHECK

I could cross-check
you could cross-check
she could cross-check
we could cross-check
you could cross-check
they could cross-check

I could be cross-checking
you could be cross-checking
she could be cross-checking
we could be cross-checking
you could be cross-checking
they could be cross-checking

I could have cross-checked
you could have cross-checked
she could have cross-checked
we could have cross-checked
you could have cross-checked
they could have cross-checked

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you could have been cross-checking
she could have been cross-checking
we could have been cross-checking
you could have been cross-checking
they could have been cross-checking

I could not cross-check
you could not cross-check
she could not cross-check
we could not cross-check
you could not cross-check
they could not cross-check

I could not be cross-checking
you could not be cross-checking
she could not be cross-checking
we could not be cross-checking
you could not be cross-checking
they could not be cross-checking

I could not have cross-checked
you could not have cross-checked
she could not have cross-checked
we could not have cross-checked
you could not have cross-checked
they could not have cross-checked

I could not have been cross-checking
you could not have been cross-checking
she could not have been cross-checking
we could not have been cross-checking
you could not have been cross-checking
they could not have been cross-checking

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could I not cross-check?
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