Conjugaison du verbe anglais COULD HELLO

I could hello
you could hello
she could hello
we could hello
you could hello
they could hello

I could be helloing
you could be helloing
she could be helloing
we could be helloing
you could be helloing
they could be helloing

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you could have helloed
she could have helloed
we could have helloed
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they could have helloed

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you could have been helloing
she could have been helloing
we could have been helloing
you could have been helloing
they could have been helloing

I could not hello
you could not hello
she could not hello
we could not hello
you could not hello
they could not hello

I could not be helloing
you could not be helloing
she could not be helloing
we could not be helloing
you could not be helloing
they could not be helloing

I could not have helloed
you could not have helloed
she could not have helloed
we could not have helloed
you could not have helloed
they could not have helloed

I could not have been helloing
you could not have been helloing
she could not have been helloing
we could not have been helloing
you could not have been helloing
they could not have been helloing

could I hello?
could you hello?
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