English verb conjugation MUST SKATE

Regular verb: skate - skated - skated

Affirmation

Simple form

I must skate
you must skate
he must skate
we must skate
you must skate
they must skate

V-ing form

I must be skating
you must be skating
he must be skating
we must be skating
you must be skating
they must be skating

Perfect

I must have skated
you must have skated
he must have skated
we must have skated
you must have skated
they must have skated

V-ing perfect

I must have been skating
you must have been skating
he must have been skating
we must have been skating
you must have been skating
they must have been skating

Negation

Simple form

I mustn't skate
you mustn't skate
he mustn't skate
we mustn't skate
you mustn't skate
they mustn't skate

V-ing form

I mustn't be skating
you mustn't be skating
he mustn't be skating
we mustn't be skating
you mustn't be skating
they mustn't be skating

Perfect

I mustn't have skated
you mustn't have skated
he mustn't have skated
we mustn't have skated
you mustn't have skated
they mustn't have skated

V-ing perfect

I mustn't have been skating
you mustn't have been skating
he mustn't have been skating
we mustn't have been skating
you mustn't have been skating
they mustn't have been skating

Interrogative form

Simple form

must I skate?
must you skate?
must he skate?
must we skate?
must you skate?
must they skate?

V-ing form

must I be skating?
must you be skating?
must he be skating?
must we be skating?
must you be skating?
must they be skating?

Perfect

must I have skated?
must you have skated?
must he have skated?
must we have skated?
must you have skated?
must they have skated?

V-ing perfect

must I have been skating?
must you have been skating?
must he have been skating?
must we have been skating?
must you have been skating?
must they have been skating?

Interro-negative form

Simple form

mustn't I skate?
mustn't you skate?
mustn't he skate?
mustn't we skate?
mustn't you skate?
mustn't they skate?

V-ing form

mustn't I be skating?
mustn't you be skating?
mustn't he be skating?
mustn't we be skating?
mustn't you be skating?
mustn't they be skating?

Perfect

mustn't I have skated?
mustn't you have skated?
mustn't he have skated?
mustn't we have skated?
mustn't you have skated?
mustn't they have skated?

V-ing perfect

mustn't I have been skating?
mustn't you have been skating?
mustn't he have been skating?
mustn't we have been skating?
mustn't you have been skating?
mustn't they have been skating?

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