Conjugación del verbo inglés TO HAPPEN

Verbo regular: happen - happened - happened

Indicativo

Presente

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does it happen?
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Presente continuo

-
-
is it happening?
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-
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Pretérito

-
-
did it happen?
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-
-

Pretérito continuo

-
-
was it happening?
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-
-

Presente perfecto

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-
has it happened?
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-
-

Presente perfecto continuo

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has it been happening?
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-
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Pluscuamperfecto

-
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had it happened?
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-
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Pluscuamperfecto continuo

-
-
had it been happening?
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-
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Futuro simple

-
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will it happen?
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-
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Futuro continuo

-
-
will it be happening?
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-
-

Futuro perfecto

-
-
will it have happened?
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-
-

Futuro perfecto contínuo

-
-
will it have been happening?
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-
-

Presente

-
-
would it happen?
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-
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Presente continuo

-
-
would it be happening?
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-
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Passado

-
-
would it have happened?
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-
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Passado continuo

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-
would it have been happening?
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-
-

-
-
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to happen

Presente

happening

Passado

happened