Conjugação do verbo inglês MUST HAPPEN
Verbo regular: happen - happened - happened
Afirmação
Forma simple
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it
must happen
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Forma com V-ing
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it
must be happen
ing-
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Perfeito
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it
must have happen
ed-
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Perfeito com V-ing
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it
must have been happen
ing-
-
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Negação
Forma simple
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it
must not happen
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Forma com V-ing
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it
must not be happen
ing-
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Perfeito
-
-
it
must not have happen
ed-
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Perfeito com V-ing
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-
it
must not have been happen
ing-
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Forma interrogativa
Forma simple
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must it happen?
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Forma com V-ing
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must it be happen
ing?
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Perfeito
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must it have happen
ed?
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-
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Perfeito com V-ing
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must it have been happen
ing?
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Forma interro-Negação
Forma simple
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must it not happen?
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Forma com V-ing
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must it not be happen
ing?
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Perfeito
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must it not have happen
ed?
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-
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Perfeito com V-ing
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must it not have been happen
ing?
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