English verb conjugation MUST COSH

Regular verb: cosh - coshed - coshed

Affirmation

Simple form

I must cosh
you must cosh
he must cosh
we must cosh
you must cosh
they must cosh

V-ing form

I must be coshing
you must be coshing
he must be coshing
we must be coshing
you must be coshing
they must be coshing

Perfect

I must have coshed
you must have coshed
he must have coshed
we must have coshed
you must have coshed
they must have coshed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I cosh?
must you cosh?
must he cosh?
must we cosh?
must you cosh?
must they cosh?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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