English verb conjugation MUST SEEM

Regular verb: seem - seemed - seemed

Affirmation

Simple form

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it must seem
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V-ing form

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it must be seeming
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Perfect

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it must have seemed
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V-ing perfect

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it must have been seeming
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Simple form

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it mustn't seem
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V-ing form

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it mustn't be seeming
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Perfect

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it mustn't have seemed
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V-ing perfect

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it mustn't have been seeming
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Simple form

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must it seem?
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V-ing form

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must it be seeming?
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Perfect

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must it have seemed?
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V-ing perfect

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must it have been seeming?
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Simple form

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mustn't it seem?
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V-ing form

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mustn't it be seeming?
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Perfect

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mustn't it have seemed?
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V-ing perfect

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mustn't it have been seeming?
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