I must reinvigorate you must reinvigorate she must reinvigorate we must reinvigorate you must reinvigorate they must reinvigorate
V-ing form
I must be reinvigorating you must be reinvigorating she must be reinvigorating we must be reinvigorating you must be reinvigorating they must be reinvigorating
Perfect
I must have reinvigorated you must have reinvigorated she must have reinvigorated we must have reinvigorated you must have reinvigorated they must have reinvigorated
V-ing perfect
I must have been reinvigorating you must have been reinvigorating she must have been reinvigorating we must have been reinvigorating you must have been reinvigorating they must have been reinvigorating
Negation
Simple form
I mustn't reinvigorate you mustn't reinvigorate she mustn't reinvigorate we mustn't reinvigorate you mustn't reinvigorate they mustn't reinvigorate
V-ing form
I mustn't be reinvigorating you mustn't be reinvigorating she mustn't be reinvigorating we mustn't be reinvigorating you mustn't be reinvigorating they mustn't be reinvigorating
Perfect
I mustn't have reinvigorated you mustn't have reinvigorated she mustn't have reinvigorated we mustn't have reinvigorated you mustn't have reinvigorated they mustn't have reinvigorated
V-ing perfect
I mustn't have been reinvigorating you mustn't have been reinvigorating she mustn't have been reinvigorating we mustn't have been reinvigorating you mustn't have been reinvigorating they mustn't have been reinvigorating
Interrogative form
Simple form
must I reinvigorate? must you reinvigorate? must she reinvigorate? must we reinvigorate? must you reinvigorate? must they reinvigorate?
V-ing form
must I be reinvigorating? must you be reinvigorating? must she be reinvigorating? must we be reinvigorating? must you be reinvigorating? must they be reinvigorating?
Perfect
must I have reinvigorated? must you have reinvigorated? must she have reinvigorated? must we have reinvigorated? must you have reinvigorated? must they have reinvigorated?
V-ing perfect
must I have been reinvigorating? must you have been reinvigorating? must she have been reinvigorating? must we have been reinvigorating? must you have been reinvigorating? must they have been reinvigorating?
Interro-negative form
Simple form
mustn't I reinvigorate? mustn't you reinvigorate? mustn't she reinvigorate? mustn't we reinvigorate? mustn't you reinvigorate? mustn't they reinvigorate?
V-ing form
mustn't I be reinvigorating? mustn't you be reinvigorating? mustn't she be reinvigorating? mustn't we be reinvigorating? mustn't you be reinvigorating? mustn't they be reinvigorating?
Perfect
mustn't I have reinvigorated? mustn't you have reinvigorated? mustn't she have reinvigorated? mustn't we have reinvigorated? mustn't you have reinvigorated? mustn't they have reinvigorated?
V-ing perfect
mustn't I have been reinvigorating? mustn't you have been reinvigorating? mustn't she have been reinvigorating? mustn't we have been reinvigorating? mustn't you have been reinvigorating? mustn't they have been reinvigorating?