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Conjugaison du verbe anglais COULD HAPPEN

Verbe régulier : happen - happened - happened
Traduction française : arriver - se passer


Affirmation

Forme simple

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it could happen
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Forme en V-ing

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it could be happening
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Perfect

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it could have happened
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Perfect en V-ing

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it could have been happening
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Négation

Forme simple

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it couldn't happen
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Forme en V-ing

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it couldn't be happening
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Perfect

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it couldn't have happened
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Perfect en V-ing

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it couldn't have been happening
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Forme interrogative

Forme simple

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could it happen?
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Forme en V-ing

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could it be happening?
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Perfect

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could it have happened?
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Perfect en V-ing

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could it have been happening?
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Forme interro-négative

Forme simple

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couldn't it happen?
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Forme en V-ing

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couldn't it be happening?
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Perfect

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couldn't it have happened?
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Perfect en V-ing

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couldn't it have been happening?
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Verbe au hasard

administrate - antiquate - approach - astonish - battle - bid - borrow - breathe - dance - decay - decorate - ensure - entitle - evolve - face - forecast - free - freeze - glad - grope - hijack - indicate - invite - loco - man - occupy - omit - outmatch - pet - phone - pirate - prepare - proceed - regret - rest - sleep - slide - to be - to do - to go - to have - translate - undertake - wade