I must strut you must strut he must strut we must strut you must strut they must strut
V-ing form
I must be strutting you must be strutting he must be strutting we must be strutting you must be strutting they must be strutting
Perfect
I must have strutted you must have strutted he must have strutted we must have strutted you must have strutted they must have strutted
V-ing perfect
I must have been strutting you must have been strutting he must have been strutting we must have been strutting you must have been strutting they must have been strutting
Negation
Simple form
I must not strut you must not strut he must not strut we must not strut you must not strut they must not strut
V-ing form
I must not be strutting you must not be strutting he must not be strutting we must not be strutting you must not be strutting they must not be strutting
Perfect
I must not have strutted you must not have strutted he must not have strutted we must not have strutted you must not have strutted they must not have strutted
V-ing perfect
I must not have been strutting you must not have been strutting he must not have been strutting we must not have been strutting you must not have been strutting they must not have been strutting
Interrogative form
Simple form
must I strut? must you strut? must he strut? must we strut? must you strut? must they strut?
V-ing form
must I be strutting? must you be strutting? must he be strutting? must we be strutting? must you be strutting? must they be strutting?
Perfect
must I have strutted? must you have strutted? must he have strutted? must we have strutted? must you have strutted? must they have strutted?
V-ing perfect
must I have been strutting? must you have been strutting? must he have been strutting? must we have been strutting? must you have been strutting? must they have been strutting?
Interro-negative form
Simple form
must I not strut? must you not strut? must he not strut? must we not strut? must you not strut? must they not strut?
V-ing form
must I not be strutting? must you not be strutting? must he not be strutting? must we not be strutting? must you not be strutting? must they not be strutting?
Perfect
must I not have strutted? must you not have strutted? must he not have strutted? must we not have strutted? must you not have strutted? must they not have strutted?
V-ing perfect
must I not have been strutting? must you not have been strutting? must he not have been strutting? must we not have been strutting? must you not have been strutting? must they not have been strutting?