English verb conjugation MUST STRUM

Regular verb: strum - strummed - strummed

Affirmation

Simple form

I must strum
you must strum
he must strum
we must strum
you must strum
they must strum

V-ing form

I must be strumming
you must be strumming
he must be strumming
we must be strumming
you must be strumming
they must be strumming

Perfect

I must have strummed
you must have strummed
he must have strummed
we must have strummed
you must have strummed
they must have strummed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I strum?
must you strum?
must he strum?
must we strum?
must you strum?
must they strum?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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