Coniugazione del verbo inglese TO HAPPEN

Verbo regolare: happen - happened - happened

Indicativo

Presente

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does it not happen?
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Presente continuo

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is it not happening?
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-
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Preterito

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did it not happen?
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-
-

Preterite continua

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-
was it not happening?
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-
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Presente perfetto

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has it not happened?
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-
-

Presente perfetto continuo

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has it not been happening?
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-
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Piuccheperfetto

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had it not happened?
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-
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Piuccheperfetto continuo

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had it not been happening?
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-
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Futuro semplice

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will it not happen?
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-
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Futuro continuo

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will it not be happening?
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-
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Futuro anteriore

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will it not have happened?
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-
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Futuro anteriore contínuo

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-
will it not have been happening?
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-
-

Presente

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would it not happen?
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-
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Presente continuo

-
-
would it not be happening?
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-
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Passato

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would it not have happened?
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Passato continuo

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would it not have been happening?
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-
-

-
-
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to happen

Presente

happening

Passato

happened