Conjugação do verbo inglês COULD THUNDER
Verbo regular: thunder - thundered - thundered
Afirmação
Forma simple
--
it could thunder
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Forma com V-ing
--
it could be thundering
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Perfeito
--
it could have thundered
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Perfeito com V-ing
--
it could have been thundering
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Negação
Forma simple
--
it couldn't thunder
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Forma com V-ing
--
it couldn't be thundering
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Perfeito
--
it couldn't have thundered
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Perfeito com V-ing
--
it couldn't have been thundering
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Forma interrogativa
Forma simple
--
could it thunder?
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Forma com V-ing
--
could it be thundering?
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Perfeito
--
could it have thundered?
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Perfeito com V-ing
--
could it have been thundering?
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Forma interro-Negação
Forma simple
--
couldn't it thunder?
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Forma com V-ing
--
couldn't it be thundering?
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Perfeito
--
couldn't it have thundered?
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Perfeito com V-ing
--
couldn't it have been thundering?
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