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male gender | Modal : no | may | might | can | could | shall | should | will | would | must | ought to

English verb conjugation MUST FLOUNDER

Regular verb: flounder - floundered - floundered


Affirmation

Simple form
I must flounder
you must flounder
she must flounder
we must flounder
you must flounder
they must flounder
V-ing form
I must be floundering
you must be floundering
she must be floundering
we must be floundering
you must be floundering
they must be floundering
Perfect
I must have floundered
you must have floundered
she must have floundered
we must have floundered
you must have floundered
they must have floundered
V-ing perfect
I must have been floundering
you must have been floundering
she must have been floundering
we must have been floundering
you must have been floundering
they must have been floundering

Negation

Simple form
I mustn't flounder
you mustn't flounder
she mustn't flounder
we mustn't flounder
you mustn't flounder
they mustn't flounder
V-ing form
I mustn't be floundering
you mustn't be floundering
she mustn't be floundering
we mustn't be floundering
you mustn't be floundering
they mustn't be floundering
Perfect
I mustn't have floundered
you mustn't have floundered
she mustn't have floundered
we mustn't have floundered
you mustn't have floundered
they mustn't have floundered
V-ing perfect
I mustn't have been floundering
you mustn't have been floundering
she mustn't have been floundering
we mustn't have been floundering
you mustn't have been floundering
they mustn't have been floundering

Interrogative form

Simple form
must I flounder?
must you flounder?
must she flounder?
must we flounder?
must you flounder?
must they flounder?
V-ing form
must I be floundering?
must you be floundering?
must she be floundering?
must we be floundering?
must you be floundering?
must they be floundering?
Perfect
must I have floundered?
must you have floundered?
must she have floundered?
must we have floundered?
must you have floundered?
must they have floundered?
V-ing perfect
must I have been floundering?
must you have been floundering?
must she have been floundering?
must we have been floundering?
must you have been floundering?
must they have been floundering?

Interro-negative form

Simple form
mustn't I flounder?
mustn't you flounder?
mustn't she flounder?
mustn't we flounder?
mustn't you flounder?
mustn't they flounder?
V-ing form
mustn't I be floundering?
mustn't you be floundering?
mustn't she be floundering?
mustn't we be floundering?
mustn't you be floundering?
mustn't they be floundering?
Perfect
mustn't I have floundered?
mustn't you have floundered?
mustn't she have floundered?
mustn't we have floundered?
mustn't you have floundered?
mustn't they have floundered?
V-ing perfect
mustn't I have been floundering?
mustn't you have been floundering?
mustn't she have been floundering?
mustn't we have been floundering?
mustn't you have been floundering?
mustn't they have been floundering?