The Conjugator
English verb conjugation
TO HAPPEN

Regular verb: happen - happened - happened

Indicative

Present

Present continuous

Preterite

Preterite continuous

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does it not happen?
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is it not happening?
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did it not happen?
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was it not happening?
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Present perfect

Present perfect continuous

Pluperfect

Pluperfect continuous

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has it not happened?
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has it not been happening?
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had it not happened?
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had it not been happening?
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Future

Future continuous

Future perfect

Future perfect continuous

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will it not happen?
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will it not be happening?
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will it not have happened?
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will it not have been happening?
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Conditional

Present

Present continuous

Past

Past continuous

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would it not happen?
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would it not be happening?
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would it not have happened?
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would it not have been happening?
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Infinitive

Imperative

Infinitive

 

Imperative

 

to happen -
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-
 

Participle

Present

Past

 

 

happeninghappened