English verb conjugation MUST SAILPLANE

Regular verb: sailplane - sailplaned - sailplaned

Affirmation

Simple form

I must sailplane
you must sailplane
he must sailplane
we must sailplane
you must sailplane
they must sailplane

V-ing form

I must be sailplaning
you must be sailplaning
he must be sailplaning
we must be sailplaning
you must be sailplaning
they must be sailplaning

Perfect

I must have sailplaned
you must have sailplaned
he must have sailplaned
we must have sailplaned
you must have sailplaned
they must have sailplaned

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I sailplane?
must you sailplane?
must he sailplane?
must we sailplane?
must you sailplane?
must they sailplane?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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