male gender | Modal : no | may | might | can | could | shall | should | will | would | must | ought to
English verb conjugation MUST SUFFOCATE
Regular verb: suffocate - suffocated - suffocated
Affirmation
Simple form
I must suffocateyou must suffocate
she must suffocate
we must suffocate
you must suffocate
they must suffocate
V-ing form
I must be suffocatingyou must be suffocating
she must be suffocating
we must be suffocating
you must be suffocating
they must be suffocating
Perfect
I must have suffocatedyou must have suffocated
she must have suffocated
we must have suffocated
you must have suffocated
they must have suffocated
V-ing perfect
I must have been suffocatingyou must have been suffocating
she must have been suffocating
we must have been suffocating
you must have been suffocating
they must have been suffocating
Negation
Simple form
I mustn't suffocateyou mustn't suffocate
she mustn't suffocate
we mustn't suffocate
you mustn't suffocate
they mustn't suffocate
V-ing form
I mustn't be suffocatingyou mustn't be suffocating
she mustn't be suffocating
we mustn't be suffocating
you mustn't be suffocating
they mustn't be suffocating
Perfect
I mustn't have suffocatedyou mustn't have suffocated
she mustn't have suffocated
we mustn't have suffocated
you mustn't have suffocated
they mustn't have suffocated
V-ing perfect
I mustn't have been suffocatingyou mustn't have been suffocating
she mustn't have been suffocating
we mustn't have been suffocating
you mustn't have been suffocating
they mustn't have been suffocating
Interrogative form
Simple form
must I suffocate?must you suffocate?
must she suffocate?
must we suffocate?
must you suffocate?
must they suffocate?
V-ing form
must I be suffocating?must you be suffocating?
must she be suffocating?
must we be suffocating?
must you be suffocating?
must they be suffocating?
Perfect
must I have suffocated?must you have suffocated?
must she have suffocated?
must we have suffocated?
must you have suffocated?
must they have suffocated?
V-ing perfect
must I have been suffocating?must you have been suffocating?
must she have been suffocating?
must we have been suffocating?
must you have been suffocating?
must they have been suffocating?
Interro-negative form
Simple form
mustn't I suffocate?mustn't you suffocate?
mustn't she suffocate?
mustn't we suffocate?
mustn't you suffocate?
mustn't they suffocate?
V-ing form
mustn't I be suffocating?mustn't you be suffocating?
mustn't she be suffocating?
mustn't we be suffocating?
mustn't you be suffocating?
mustn't they be suffocating?
Perfect
mustn't I have suffocated?mustn't you have suffocated?
mustn't she have suffocated?
mustn't we have suffocated?
mustn't you have suffocated?
mustn't they have suffocated?
V-ing perfect
mustn't I have been suffocating?mustn't you have been suffocating?
mustn't she have been suffocating?
mustn't we have been suffocating?
mustn't you have been suffocating?
mustn't they have been suffocating?