Conjugación del verbo inglés MUST SNOW
Verbo regular: snow - snowed - snowed
Afirmación
Forma simple
--
it must snow
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Forma con V-ing
--
it must be snowing
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Perfecto
--
it must have snowed
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Perfecto con V-ing
--
it must have been snowing
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Negación
Forma simple
--
it mustn't snow
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Forma con V-ing
--
it mustn't be snowing
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Perfecto
--
it mustn't have snowed
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Perfecto con V-ing
--
it mustn't have been snowing
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Forma interrogativa
Forma simple
--
must it snow?
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Forma con V-ing
--
must it be snowing?
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Perfecto
--
must it have snowed?
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Perfecto con V-ing
--
must it have been snowing?
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Forma interro-negativa
Forma simple
--
mustn't it snow?
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Forma con V-ing
--
mustn't it be snowing?
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Perfecto
--
mustn't it have snowed?
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Perfecto con V-ing
--
mustn't it have been snowing?
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