Conjugaison du verbe anglais COULD WHISPER

I could whisper
you could whisper
he could whisper
we could whisper
you could whisper
they could whisper

I could be whispering
you could be whispering
he could be whispering
we could be whispering
you could be whispering
they could be whispering

I could have whispered
you could have whispered
he could have whispered
we could have whispered
you could have whispered
they could have whispered

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

I could not whisper
you could not whisper
he could not whisper
we could not whisper
you could not whisper
they could not whisper

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

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

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

could I whisper?
could you whisper?
could he whisper?
could we whisper?
could you whisper?
could they whisper?

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

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

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

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

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

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

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