I must reinvent you must reinvent he must reinvent we must reinvent you must reinvent they must reinvent
V-ing form
I must be reinventing you must be reinventing he must be reinventing we must be reinventing you must be reinventing they must be reinventing
Perfect
I must have reinvented you must have reinvented he must have reinvented we must have reinvented you must have reinvented they must have reinvented
V-ing perfect
I must have been reinventing you must have been reinventing he must have been reinventing we must have been reinventing you must have been reinventing they must have been reinventing
Negation
Simple form
I must not reinvent you must not reinvent he must not reinvent we must not reinvent you must not reinvent they must not reinvent
V-ing form
I must not be reinventing you must not be reinventing he must not be reinventing we must not be reinventing you must not be reinventing they must not be reinventing
Perfect
I must not have reinvented you must not have reinvented he must not have reinvented we must not have reinvented you must not have reinvented they must not have reinvented
V-ing perfect
I must not have been reinventing you must not have been reinventing he must not have been reinventing we must not have been reinventing you must not have been reinventing they must not have been reinventing
Interrogative form
Simple form
must I reinvent? must you reinvent? must he reinvent? must we reinvent? must you reinvent? must they reinvent?
V-ing form
must I be reinventing? must you be reinventing? must he be reinventing? must we be reinventing? must you be reinventing? must they be reinventing?
Perfect
must I have reinvented? must you have reinvented? must he have reinvented? must we have reinvented? must you have reinvented? must they have reinvented?
V-ing perfect
must I have been reinventing? must you have been reinventing? must he have been reinventing? must we have been reinventing? must you have been reinventing? must they have been reinventing?
Interro-negative form
Simple form
must I not reinvent? must you not reinvent? must he not reinvent? must we not reinvent? must you not reinvent? must they not reinvent?
V-ing form
must I not be reinventing? must you not be reinventing? must he not be reinventing? must we not be reinventing? must you not be reinventing? must they not be reinventing?
Perfect
must I not have reinvented? must you not have reinvented? must he not have reinvented? must we not have reinvented? must you not have reinvented? must they not have reinvented?
V-ing perfect
must I not have been reinventing? must you not have been reinventing? must he not have been reinventing? must we not have been reinventing? must you not have been reinventing? must they not have been reinventing?