Afirmação
Forma simple
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it shall snow
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Forma com V-ing
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it shall be snowing
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Perfeito
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it shall have snowed
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Perfeito com V-ing
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it shall have been snowing
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Negação
Forma simple
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it shall not snow
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Forma com V-ing
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it shall not be snowing
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Perfeito
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it shall not have snowed
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Perfeito com V-ing
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it shall not have been snowing
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Forma interrogativa
Forma simple
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shall it snow?
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Forma com V-ing
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shall it be snowing?
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Perfeito
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shall it have snowed?
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Perfeito com V-ing
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shall it have been snowing?
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Forma interro-Negação
Forma simple
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shall it not snow?
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Forma com V-ing
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shall it not be snowing?
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Perfeito
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shall it not have snowed?
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Perfeito com V-ing
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shall it not have been snowing?
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