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

English verb conjugation MUST DEFORCE

Regular verb: deforce - deforced - deforced


Affirmation

Simple form
I must deforce
you must deforce
she must deforce
we must deforce
you must deforce
they must deforce
V-ing form
I must be deforcing
you must be deforcing
she must be deforcing
we must be deforcing
you must be deforcing
they must be deforcing
Perfect
I must have deforced
you must have deforced
she must have deforced
we must have deforced
you must have deforced
they must have deforced
V-ing perfect
I must have been deforcing
you must have been deforcing
she must have been deforcing
we must have been deforcing
you must have been deforcing
they must have been deforcing

Negation

Simple form
I mustn't deforce
you mustn't deforce
she mustn't deforce
we mustn't deforce
you mustn't deforce
they mustn't deforce
V-ing form
I mustn't be deforcing
you mustn't be deforcing
she mustn't be deforcing
we mustn't be deforcing
you mustn't be deforcing
they mustn't be deforcing
Perfect
I mustn't have deforced
you mustn't have deforced
she mustn't have deforced
we mustn't have deforced
you mustn't have deforced
they mustn't have deforced
V-ing perfect
I mustn't have been deforcing
you mustn't have been deforcing
she mustn't have been deforcing
we mustn't have been deforcing
you mustn't have been deforcing
they mustn't have been deforcing

Interrogative form

Simple form
must I deforce?
must you deforce?
must she deforce?
must we deforce?
must you deforce?
must they deforce?
V-ing form
must I be deforcing?
must you be deforcing?
must she be deforcing?
must we be deforcing?
must you be deforcing?
must they be deforcing?
Perfect
must I have deforced?
must you have deforced?
must she have deforced?
must we have deforced?
must you have deforced?
must they have deforced?
V-ing perfect
must I have been deforcing?
must you have been deforcing?
must she have been deforcing?
must we have been deforcing?
must you have been deforcing?
must they have been deforcing?

Interro-negative form

Simple form
mustn't I deforce?
mustn't you deforce?
mustn't she deforce?
mustn't we deforce?
mustn't you deforce?
mustn't they deforce?
V-ing form
mustn't I be deforcing?
mustn't you be deforcing?
mustn't she be deforcing?
mustn't we be deforcing?
mustn't you be deforcing?
mustn't they be deforcing?
Perfect
mustn't I have deforced?
mustn't you have deforced?
mustn't she have deforced?
mustn't we have deforced?
mustn't you have deforced?
mustn't they have deforced?
V-ing perfect
mustn't I have been deforcing?
mustn't you have been deforcing?
mustn't she have been deforcing?
mustn't we have been deforcing?
mustn't you have been deforcing?
mustn't they have been deforcing?