English verb conjugation MUST FISH

Regular verb: fish - fished - fished

Affirmation

Simple form

I must fish
you must fish
he must fish
we must fish
you must fish
they must fish

V-ing form

I must be fishing
you must be fishing
he must be fishing
we must be fishing
you must be fishing
they must be fishing

Perfect

I must have fished
you must have fished
he must have fished
we must have fished
you must have fished
they must have fished

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I fish?
must you fish?
must he fish?
must we fish?
must you fish?
must they fish?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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