male gender | Modal : no | may | might | can | could | shall | should | will | would | must | ought to
English verb conjugation MUST SURFBOARD
Regular verb: surfboard - surfboarded - surfboarded
Affirmation
Simple form
I must surfboardyou must surfboard
she must surfboard
we must surfboard
you must surfboard
they must surfboard
V-ing form
I must be surfboardingyou must be surfboarding
she must be surfboarding
we must be surfboarding
you must be surfboarding
they must be surfboarding
Perfect
I must have surfboardedyou must have surfboarded
she must have surfboarded
we must have surfboarded
you must have surfboarded
they must have surfboarded
V-ing perfect
I must have been surfboardingyou must have been surfboarding
she must have been surfboarding
we must have been surfboarding
you must have been surfboarding
they must have been surfboarding
Negation
Simple form
I mustn't surfboardyou mustn't surfboard
she mustn't surfboard
we mustn't surfboard
you mustn't surfboard
they mustn't surfboard
V-ing form
I mustn't be surfboardingyou mustn't be surfboarding
she mustn't be surfboarding
we mustn't be surfboarding
you mustn't be surfboarding
they mustn't be surfboarding
Perfect
I mustn't have surfboardedyou mustn't have surfboarded
she mustn't have surfboarded
we mustn't have surfboarded
you mustn't have surfboarded
they mustn't have surfboarded
V-ing perfect
I mustn't have been surfboardingyou mustn't have been surfboarding
she mustn't have been surfboarding
we mustn't have been surfboarding
you mustn't have been surfboarding
they mustn't have been surfboarding
Interrogative form
Simple form
must I surfboard?must you surfboard?
must she surfboard?
must we surfboard?
must you surfboard?
must they surfboard?
V-ing form
must I be surfboarding?must you be surfboarding?
must she be surfboarding?
must we be surfboarding?
must you be surfboarding?
must they be surfboarding?
Perfect
must I have surfboarded?must you have surfboarded?
must she have surfboarded?
must we have surfboarded?
must you have surfboarded?
must they have surfboarded?
V-ing perfect
must I have been surfboarding?must you have been surfboarding?
must she have been surfboarding?
must we have been surfboarding?
must you have been surfboarding?
must they have been surfboarding?
Interro-negative form
Simple form
mustn't I surfboard?mustn't you surfboard?
mustn't she surfboard?
mustn't we surfboard?
mustn't you surfboard?
mustn't they surfboard?
V-ing form
mustn't I be surfboarding?mustn't you be surfboarding?
mustn't she be surfboarding?
mustn't we be surfboarding?
mustn't you be surfboarding?
mustn't they be surfboarding?
Perfect
mustn't I have surfboarded?mustn't you have surfboarded?
mustn't she have surfboarded?
mustn't we have surfboarded?
mustn't you have surfboarded?
mustn't they have surfboarded?
V-ing perfect
mustn't I have been surfboarding?mustn't you have been surfboarding?
mustn't she have been surfboarding?
mustn't we have been surfboarding?
mustn't you have been surfboarding?
mustn't they have been surfboarding?