English verb conjugation MUST WINDSURF

Regular verb: windsurf - windsurfed - windsurfed

Affirmation

Simple form

I must windsurf
you must windsurf
he must windsurf
we must windsurf
you must windsurf
they must windsurf

V-ing form

I must be windsurfing
you must be windsurfing
he must be windsurfing
we must be windsurfing
you must be windsurfing
they must be windsurfing

Perfect

I must have windsurfed
you must have windsurfed
he must have windsurfed
we must have windsurfed
you must have windsurfed
they must have windsurfed

V-ing perfect

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

Negation

Simple form

I must not windsurf
you must not windsurf
he must not windsurf
we must not windsurf
you must not windsurf
they must not windsurf

V-ing form

I must not be windsurfing
you must not be windsurfing
he must not be windsurfing
we must not be windsurfing
you must not be windsurfing
they must not be windsurfing

Perfect

I must not have windsurfed
you must not have windsurfed
he must not have windsurfed
we must not have windsurfed
you must not have windsurfed
they must not have windsurfed

V-ing perfect

I must not have been windsurfing
you must not have been windsurfing
he must not have been windsurfing
we must not have been windsurfing
you must not have been windsurfing
they must not have been windsurfing

Interrogative form

Simple form

must I windsurf?
must you windsurf?
must he windsurf?
must we windsurf?
must you windsurf?
must they windsurf?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

must I not windsurf?
must you not windsurf?
must he not windsurf?
must we not windsurf?
must you not windsurf?
must they not windsurf?

V-ing form

must I not be windsurfing?
must you not be windsurfing?
must he not be windsurfing?
must we not be windsurfing?
must you not be windsurfing?
must they not be windsurfing?

Perfect

must I not have windsurfed?
must you not have windsurfed?
must he not have windsurfed?
must we not have windsurfed?
must you not have windsurfed?
must they not have windsurfed?

V-ing perfect

must I not have been windsurfing?
must you not have been windsurfing?
must he not have been windsurfing?
must we not have been windsurfing?
must you not have been windsurfing?
must they not have been windsurfing?

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