English verb conjugation CAN SNOW

Regular verb: snow - snowed - snowed

Affirmation

Simple form

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it can snow
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V-ing form

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it can be snowing
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Perfect

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it can have snowed
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V-ing perfect

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it can have been snowing
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Simple form

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it cannot snow
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V-ing form

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it cannot be snowing
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Perfect

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it cannot have snowed
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V-ing perfect

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it cannot have been snowing
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Simple form

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can it snow?
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V-ing form

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can it be snowing?
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Perfect

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can it have snowed?
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V-ing perfect

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can it have been snowing?
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Simple form

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can it not snow?
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V-ing form

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can it not be snowing?
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Perfect

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can it not have snowed?
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V-ing perfect

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can it not have been snowing?
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