Conjugaison du verbe anglais COULD SEEM
Verbe régulier : seem -  seemed - seemed
Traduction française : sembler - paraître 
Affirmation
Forme simple
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it could seem
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Forme en V-ing
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it could be seeming
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Perfect
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it could have seemed
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Perfect en V-ing
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it could have been seeming
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Négation
Forme simple
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it couldn't seem
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Forme en V-ing
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it couldn't be seeming
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Perfect
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it couldn't have seemed
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Perfect en V-ing
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it couldn't have been seeming
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Forme interrogative
Forme simple
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could it seem?
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Forme en V-ing
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could it be seeming?
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Perfect
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could it have seemed?
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Perfect en V-ing
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could it have been seeming?
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Forme interro-négative
Forme simple
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couldn't it seem?
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Forme en V-ing
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couldn't it be seeming?
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Perfect
--
couldn't it have seemed?
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Perfect en V-ing
--
couldn't it have been seeming?
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