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

English verb conjugation MUST AVER

Regular verb: aver - averred - averred


Affirmation

Simple form
I must aver
you must aver
she must aver
we must aver
you must aver
they must aver
V-ing form
I must be averring
you must be averring
she must be averring
we must be averring
you must be averring
they must be averring
Perfect
I must have averred
you must have averred
she must have averred
we must have averred
you must have averred
they must have averred
V-ing perfect
I must have been averring
you must have been averring
she must have been averring
we must have been averring
you must have been averring
they must have been averring

Negation

Simple form
I mustn't aver
you mustn't aver
she mustn't aver
we mustn't aver
you mustn't aver
they mustn't aver
V-ing form
I mustn't be averring
you mustn't be averring
she mustn't be averring
we mustn't be averring
you mustn't be averring
they mustn't be averring
Perfect
I mustn't have averred
you mustn't have averred
she mustn't have averred
we mustn't have averred
you mustn't have averred
they mustn't have averred
V-ing perfect
I mustn't have been averring
you mustn't have been averring
she mustn't have been averring
we mustn't have been averring
you mustn't have been averring
they mustn't have been averring

Interrogative form

Simple form
must I aver?
must you aver?
must she aver?
must we aver?
must you aver?
must they aver?
V-ing form
must I be averring?
must you be averring?
must she be averring?
must we be averring?
must you be averring?
must they be averring?
Perfect
must I have averred?
must you have averred?
must she have averred?
must we have averred?
must you have averred?
must they have averred?
V-ing perfect
must I have been averring?
must you have been averring?
must she have been averring?
must we have been averring?
must you have been averring?
must they have been averring?

Interro-negative form

Simple form
mustn't I aver?
mustn't you aver?
mustn't she aver?
mustn't we aver?
mustn't you aver?
mustn't they aver?
V-ing form
mustn't I be averring?
mustn't you be averring?
mustn't she be averring?
mustn't we be averring?
mustn't you be averring?
mustn't they be averring?
Perfect
mustn't I have averred?
mustn't you have averred?
mustn't she have averred?
mustn't we have averred?
mustn't you have averred?
mustn't they have averred?
V-ing perfect
mustn't I have been averring?
mustn't you have been averring?
mustn't she have been averring?
mustn't we have been averring?
mustn't you have been averring?
mustn't they have been averring?