Conjugaison du verbe anglais MAY HAPPEN
Verbe régulier : happen -  happened - happened
Traduction française : arriver - se passer 
Affirmation
Forme simple
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it may happen
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Forme en V-ing
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it may be happening
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Perfect
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it may have happened
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Perfect en V-ing
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it may have been happening
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Négation
Forme simple
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it mayn't happen
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Forme en V-ing
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it mayn't be happening
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Perfect
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it mayn't have happened
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Perfect en V-ing
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it mayn't have been happening
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Forme interrogative
Forme simple
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may it happen?
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Forme en V-ing
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may it be happening?
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Perfect
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may it have happened?
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Perfect en V-ing
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may it have been happening?
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Forme interro-négative
Forme simple
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mayn't it happen?
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Forme en V-ing
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mayn't it be happening?
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Perfect
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mayn't it have happened?
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Perfect en V-ing
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mayn't it have been happening?
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Verbe au hasard
administrate - assemble - author - bomb - burst - coast - compensate - cone - demit - desire - detest - dismiss - drive - echo - exaggerate - faint - fight - flee - handle - improve - lengthen - lesson - mar - master - menace - post - record - relax - roar - say - sit - smoke - speak - strike - stroll - swerve - thank - to be - to do - to go - to have - undertain - warn - widen